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Patent Assignment Assignee Details
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Assignee Name : KOPPERS COMPANY, INC.
Total Assignments: 64
Assignment: 1
Reel/Frame:003828/0393   Pages: 1
Recorded: 02/12/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KAMODY JOHN F.
Exec Dt:
12/28/1978
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4275044
NONE
05973395
Correspondence name and address
HERBERT J. ZEH, JR.,
KOPPERS COMPANY, INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 2
Reel/Frame:003816/0070   Pages: 1
Recorded: 12/22/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON GERD
Exec Dt:
06/26/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4267391
NONE
06053531
Correspondence name and address
J. TIMOTHY KEANE
KOPPERS CO., 1450 KOPPERS BLD.
PITTSBURGH, PA. 15219
Assignment: 3
Reel/Frame:003815/0649   Pages: 1
Recorded: 12/22/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON GERD
Exec Dt:
06/27/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4267390
NONE
06053195
Correspondence name and address
J. TIMOTHY KEANE
KOPPERS COMPANY
1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 4
Reel/Frame:003816/0068   Pages: 1
Recorded: 12/22/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON GERD
Exec Dt:
06/27/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4267389
NONE
06053438
Correspondence name and address
J. TIMOTHY KEANE
KOPPERS CO.
1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 5
Reel/Frame:003816/0069   Pages: 1
Recorded: 12/22/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON GERD
Exec Dt:
06/27/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
4267392
NONE
06053532
 
4366821
NONE
06187503
Correspondence name and address
J. TIMOTHY KEANE
KOPPERS CO., 1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 6
Reel/Frame:003828/0397   Pages: 1
Recorded: 02/12/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GRECO NICHOLAS P.
Exec Dt:
06/27/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4275246
NONE
06053968
Correspondence name and address
DONALD M. MAC KAY
1450 KOPPERS BUILDING
PITTSBURG, PENNSYLVANIA 15219
Assignment: 7
Reel/Frame:003800/0762   Pages: 1
Recorded: 09/11/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HARRIS EDWARD
Exec Dt:
07/11/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4259760
NONE
06057892
Correspondence name and address
DONALD M. MACKAY, KOPPERS CO., INC.
1450 KOPPERS BLDG.,
PITTSBURGH, PA. 15219
Assignment: 8
Reel/Frame:003816/0071   Pages: 1
Recorded: 12/22/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOWELL HILDA
Exec Dt:
07/26/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4267279
NONE
06061379
Correspondence name and address
J. TIMOTHY KEANE
KOPPERS COMPANY INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 9
Reel/Frame:003895/0426   Pages: 1
Recorded: 08/24/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOWELL, HILDA
Exec Dt:
07/26/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4304878
NONE
06061413
Correspondence name and address
J. TIMOTHY KEANE
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 10
Reel/Frame:003839/0654   Pages: 1
Recorded: 03/09/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LATOWSKI ANTHONY A.
Exec Dt:
08/13/1979
2
GRIB WILLIAM P.
Exec Dt:
08/13/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4289485
NONE
06066551
Correspondence name and address
KOPPERS COMPANY INC.
1450 KOPPERS BUILDING.
PITTSBURGH, PENNSYLVANIA 15219
Assignment: 11
Reel/Frame:003819/0165   Pages: 1
Recorded: 01/07/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LATOWSKI ANTHONY A.
Exec Dt:
08/27/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4261459
NONE
06072140
Correspondence name and address
DONALD M. MAC KAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 12
Reel/Frame:003806/0711   Pages: 1
Recorded: 10/20/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FISHER C. DONALD
Exec Dt:
09/21/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
AA CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4253857
NONE
06082301
Correspondence name and address
THOMAS E. SHANAHAN
KOPPERS CO., INC., 1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 13
Reel/Frame:003825/0324   Pages: 1
Recorded: 01/28/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MITSAK DIMITRI M.
Exec Dt:
10/10/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG., A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4272256
NONE
06084982
Correspondence name and address
DONALD M. MAC KAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 14
Reel/Frame:004219/0149   Pages: 1
Recorded: 01/13/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PREW, STANLEY
Exec Dt:
11/05/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A DE CORP.
PITTS., PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4447011
NONE
06331068
Correspondence name and address
THOMAS F. SHANAHAN
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 15
Reel/Frame:003821/0424   Pages: 1
Recorded: 01/07/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DRESSLER HANS
Exec Dt:
11/26/1979
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4271285
NONE
06098920
Correspondence name and address
DONALD M. MAC KAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 16
Reel/Frame:003842/0022   Pages: 1
Recorded: 04/20/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HARRIS EDWARD
Exec Dt:
01/04/1980
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4280681
NONE
06110782
Correspondence name and address
OSCAR B. BRUMBACK
KOPPERS COMPANY, INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 17
Reel/Frame:003884/0916   Pages: 1
Recorded: 07/27/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DEMERS HARLAN J.
Exec Dt:
03/18/1980
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4299511
NONE
06134560
Correspondence name and address
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 18
Reel/Frame:003840/0781   Pages: 1
Recorded: 03/20/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MILLS GEORGE B.
Exec Dt:
03/20/1980
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4247329
NONE
06134506
Correspondence name and address
DONALD M. MACKAY
KOPPERS CO. INC., 1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 19
Reel/Frame:003924/0264   Pages: 1
Recorded: 11/04/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ENTERLINE, W. R.
Exec Dt:
05/21/1980
2
DE WALD, D. G.
Exec Dt:
05/21/1980
3
BOOSE, J. R.
Exec Dt:
05/21/1980
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE.
PITTBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4312265
NONE
06154368
Correspondence name and address
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 20
Reel/Frame:003918/0460   Pages: 1
Recorded: 10/23/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MILLER, A. LESLIE
Exec Dt:
05/28/1980
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4335869
NONE
06155426
Correspondence name and address
DONALD MAC KAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 21
Reel/Frame:003829/0155   Pages: 1
Recorded: 02/13/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
EMERY WILLIAM G.
Exec Dt:
09/11/1980
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4276123
NONE
06189374
Correspondence name and address
R. LAWRENCE SAHR
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 22
Reel/Frame:003829/0156   Pages: 1
Recorded: 02/13/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ROGERS ROBERT C.
Exec Dt:
09/15/1980
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4276121
NONE
06189372
Correspondence name and address
R. LAWRENCE SAHR
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 23
Reel/Frame:004007/0589   Pages: 1
Recorded: 06/28/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HYDE, GLENN F.
Exec Dt:
11/25/1980
2
CROMWELL, JOHN E.
Exec Dt:
11/25/1980
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING,
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4334927
NONE
06214121
Correspondence name and address
THOMAS L. SIVAK
KOPPERS COMPANY, INC. 1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 24
Reel/Frame:003854/0539   Pages: 2
Recorded: 05/26/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PPG INDUSTRIES, INC.
Exec Dt:
01/07/1981
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4423163
NONE
06195457
Correspondence name and address
PAT. DEPT.
PPG INDS., INC., 1 GATEWAY CTR.
PITTSBURGH, PA 15222
Assignment: 25
Reel/Frame:003908/0295   Pages: 1
Recorded: 08/10/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WILSON, EVEARIST B.
Exec Dt:
08/04/1981
2
RUTHENBERG, MEYER L.
Exec Dt:
08/04/1981
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4425068
NONE
06292219
Correspondence name and address
THOMAS L. SIVAK
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 26
Reel/Frame:003948/0283   Pages: 1
Recorded: 02/10/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BIXBY, ROBERT P.
Exec Dt:
08/27/1981
2
ZIEGLER, EUGENE
Exec Dt:
08/27/1981
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4366029
NONE
06297753
Correspondence name and address
THOMAS L. SIVAK
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 27
Reel/Frame:004138/0294   Pages: 1
Recorded: 06/17/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DRESSLER, HANS
Exec Dt:
11/12/1981
2
LEDERER, DONALD A.
Exec Dt:
11/22/1981
3
NOE, JAMES
Exec Dt:
11/30/1981
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4405755
NONE
06329198
Correspondence name and address
DONALD M. MAC KAY
KOPPERS COMPAY, INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 28
Reel/Frame:004123/0768   Pages: 1
Recorded: 05/02/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CAIN, GEORGE R.
Exec Dt:
12/14/1981
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4401568
NONE
06334127
Correspondence name and address
D. J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 29
Reel/Frame:004115/0212   Pages: 1
Recorded: 03/31/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LAHNER, WILLIAM F. III
Exec Dt:
02/09/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4395047
NONE
06347645
Correspondence name and address
THOMAS L. SIVAK
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 30
Reel/Frame:003988/0894   Pages: 1
Recorded: 03/05/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GORMLEY, WILLIAM T.
Exec Dt:
02/23/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDIN
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4385194
NONE
06355176
Correspondence name and address
J. TIMOTHY KEANE
1450 KOPPERS BLDG.,
PITTSBURGH, PA 15219
Assignment: 31
Reel/Frame:003988/0895   Pages: 1
Recorded: 03/05/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GORMLEY, WILLIAM T.
Exec Dt:
02/23/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4384156
NONE
06355177
Correspondence name and address
J. TIMOTHY KEANE
1450 KOPPERS BLDG.,
PITTSBURGH, PA 15219
Assignment: 32
Reel/Frame:003965/0224   Pages: 1
Recorded: 03/26/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HERBERT, NICHOLAS
Exec Dt:
03/12/1982
2
HYDE, GLENN F.
Exec Dt:
03/09/1982
3
CROMWELL, JOHN E.
Exec Dt:
03/09/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4307890
NONE
05739129
Correspondence name and address
THOMAS L. SIVAK
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 33
Reel/Frame:004018/0787   Pages: 1
Recorded: 04/26/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OKAMOTO, YOSHIYUKI
Exec Dt:
03/29/1982
2
WOJCIECHOWSKI, PIOTR S.
Exec Dt:
03/29/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4465845
NONE
06372058
Correspondence name and address
J. TIMOTHY KEANE
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 34
Reel/Frame:004006/0012   Pages: 1
Recorded: 04/26/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON, GERD
Exec Dt:
04/08/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING, A CORP OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4424381
NONE
06372062
Correspondence name and address
DANIEL J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 35
Reel/Frame:004006/0013   Pages: 1
Recorded: 04/26/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON, GERD
Exec Dt:
04/08/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4429168
NONE
06372060
Correspondence name and address
DANIEL J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 36
Reel/Frame:004006/0014   Pages: 1
Recorded: 04/26/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GORMLEY, WILLIAM T.
Exec Dt:
04/08/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG., A CORP OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4376224
NONE
06372059
Correspondence name and address
J. TIMOTHY KEANE
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 37
Reel/Frame:004006/0016   Pages: 1
Recorded: 04/26/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON, GERD
Exec Dt:
04/08/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG, A CORP OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4423253
NONE
06372056
Correspondence name and address
DANIEL J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 38
Reel/Frame:004006/0017   Pages: 1
Recorded: 04/26/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON, GERD
Exec Dt:
04/08/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG., A CORP OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4429169
NONE
06372055
Correspondence name and address
DANIEL J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 39
Reel/Frame:004141/0294   Pages: 1
Recorded: 06/23/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GERBER, DONALD J.
Exec Dt:
04/30/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A DE CORP.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4407352
NONE
06375444
Correspondence name and address
D. J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 40
Reel/Frame:004177/0720   Pages: 1
Recorded: 10/17/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HENDRYCH, GEORGE
Exec Dt:
05/03/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP OF DE
PITTSBURG, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4426259
NONE
06375380
Correspondence name and address
DANIEL J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 41
Reel/Frame:004267/0638   Pages: 1
Recorded: 06/11/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MC INTYRE, CRAIG R.
Exec Dt:
06/11/1982
2
EAKIN, DANIEL A.
Exec Dt:
06/11/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE
PITTSBUGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4466998
NONE
06388748
Correspondence name and address
D. M. MAC KAY
1450 KOPPERS BLDG.
PITTSBUGH, PA 15219
Assignment: 42
Reel/Frame:004123/0876   Pages: 2
Recorded: 05/04/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WOJTYNA, VINCENT
Exec Dt:
07/09/1982
2
COLTEN, JAMES P.
Exec Dt:
07/09/1982
3
CARLSON, JOHN D.
Exec Dt:
07/09/1982
4
KIFER, EDWARD W.
Exec Dt:
07/09/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4444912
NONE
06396706
Correspondence name and address
HERBERT J. ZEH, JR.
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 43
Reel/Frame:004123/0878   Pages: 2
Recorded: 05/04/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CARLSON, JOHN D.
Exec Dt:
07/09/1982
2
KIFER, EDWARD W.
Exec Dt:
07/09/1982
3
WOJTYNA, VINCENT J.
Exec Dt:
07/09/1982
4
COLTON, JAMES P.
Exec Dt:
07/09/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4478958
NONE
06396707
Correspondence name and address
HERBERT J. ZEH, JR.
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 44
Reel/Frame:004188/0809   Pages: 1
Recorded: 11/14/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LOVELL, ROBERT L.
Exec Dt:
07/12/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPER BLDG., A DE CORP.
PITTSBURG, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4429170
NONE
06398068
Correspondence name and address
DANIEL J. LONG
1450 KOPPERS BLD.
PITTSBURGH, PA 15219
Assignment: 45
Reel/Frame:004060/0728   Pages: 1
Recorded: 10/25/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LINDGREN, CARL
Exec Dt:
08/07/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4375389
NONE
06298645
Correspondence name and address
D. J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 46
Reel/Frame:004209/0699   Pages: 1
Recorded: 01/16/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
AHN, BYUNG K.
Exec Dt:
08/10/1982
2
MORRIS, KENNETH A.
Exec Dt:
08/10/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4447405
NONE
06411817
Correspondence name and address
D. M. MAC KAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 47
Reel/Frame:004222/0821   Pages: 1
Recorded: 02/17/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON, GERD
Exec Dt:
09/29/1982
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219,
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4447658
NONE
06431651
Correspondence name and address
DANIEL J. LONG
KOPPERS COMPANY, INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 48
Reel/Frame:004263/0910   Pages: 1
Recorded: 06/04/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PREW, STANLEY R.
Exec Dt:
02/16/1983
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4493556
NONE
06467957
Correspondence name and address
DANIEL J. LONG
1450 KOPPERS BLDG.
PITTSBURGH PA 15219
Assignment: 49
Reel/Frame:004277/0686   Pages: 1
Recorded: 07/06/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON, GERD
Exec Dt:
03/11/1983
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4475001
NONE
06476060
Correspondence name and address
D. J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 50
Reel/Frame:004278/0511   Pages: 1
Recorded: 07/06/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LESTON, GERD
Exec Dt:
03/11/1983
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A DE CORP.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4480140
NONE
06475719
Correspondence name and address
D. J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 51
Reel/Frame:004276/0741   Pages: 1
Recorded: 06/28/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUCHA, ROBERT M.
Exec Dt:
04/11/1983
2
DZERMEJKO, ALBERT J.
Exec Dt:
04/06/1983
3
STUART, JAMES G.
Exec Dt:
04/21/1983
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP OF DE
PITTSBURGH, PENNSYLVANIA 15219
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
4511264
NONE
06483552
 
4511264
NONE
06483552
 
4511264
NONE
06483552
 
4511264
NONE
06483552
Correspondence name and address
FLEHR, HOHBACH, TEST ALBRITTON & HERBERT
FOUR EMBARCADERO CENTER
SUITE 3400
SAN FRANCISCO CA 94111-418
Assignment: 52
Reel/Frame:004177/0672   Pages: 1
Recorded: 10/13/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
THURSTON, KENT W.
Exec Dt:
09/27/1983
2
BARNES, JESSE H.
Exec Dt:
09/27/1983
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP OF DE
PITTSBURG, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4421328
NONE
06428215
Correspondence name and address
THOMAS L. SIVAK
KOPPERS COMPANY, INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 53
Reel/Frame:004359/0935   Pages: 1
Recorded: 02/08/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WALLACE, WILLIAM E.
Exec Dt:
11/11/1983
2
POURARIAN, FAIZ
Exec Dt:
11/11/1983
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4512965
NONE
06553804
Correspondence name and address
DONALD M. MAC KAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 54
Reel/Frame:004384/0270   Pages: 1
Recorded: 04/04/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KUNDROT, ROBERT A.
Exec Dt:
01/17/1984
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4522843
NONE
06573739
Correspondence name and address
DONALD M. MACKAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 55
Reel/Frame:004276/0743   Pages: 1
Recorded: 06/28/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HYDE, JACK
Exec Dt:
11/01/1984
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP OF DE
PITTSBURGH, PENNSYLVANIA 15219
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
4478575
NONE
06510262
 
4478575
NONE
06510262
 
4478575
NONE
06510262
 
4478575
NONE
06510262
Correspondence name and address
FLEHR, HOHBACH, TEST, ALBRITTON ET AL
FOUR EMBARCADERO CENTER
SUITE 3400
SAN FRANCISCO CA 94111-418
Assignment: 56
Reel/Frame:004352/0055   Pages: 1
Recorded: 01/23/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DRESSLER, HANS
Exec Dt:
11/20/1984
2
MEILUS, ALBERT A.
Exec Dt:
11/21/1984
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG
CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4604491
NONE
06674881
Correspondence name and address
DONALD M. MAC KAY
KOPPERS COMPANY, INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 57
Reel/Frame:004438/0523   Pages: 1
Recorded: 08/12/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WALLACE, WILLIAM E.
Exec Dt:
03/20/1985
2
POURARIAN, FAIZ
Exec Dt:
03/20/1985
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4556551
NONE
06592105
Correspondence name and address
DONALD M. MAC KAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 58
Reel/Frame:004750/0065   Pages: 1
Recorded: 08/17/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DRESSLER, HANS
Exec Dt:
01/06/1986
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A DE CORP.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4705879
NONE
06817899
Correspondence name and address
DANIEL J. LONG
KOPPERS COMPANY, INC.
1450 KOPPERS BUILDING
PITTSBURGH, PA 15219
Assignment: 59
Reel/Frame:004528/0341   Pages: 4
Recorded: 04/07/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WALLACE, WILLIAM E.
Exec Dt:
01/11/1986
2
YU, GUI-YU
Exec Dt:
12/12/1985
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4656023
NONE
06744681
Correspondence name and address
DONALD M. MAC KAY
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 60
Reel/Frame:004835/0255   Pages: 3
Recorded: 02/29/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WU, CHING-YONG
Exec Dt:
12/16/1987
Assignee
1
KOPPERS COMPANY, INC.
436 SEVENTH AVENUE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4935551
NONE
07136313
Correspondence name and address
CHRISTINE R. ETHRIDGE
KIRKPATRICK AND LOCKHART
1500 OLIVER BUILDING
PITTSBURGH, PA 15222
Assignment: 61
Reel/Frame:004846/0265   Pages: 1
Recorded: 02/29/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WU, CHING-YONG
Exec Dt:
12/16/1987
Assignee
1
KOPPERS COMPANY, INC.
436 SEVENTH AVENUE
A DE CORP.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4847436
NONE
07136316
Correspondence name and address
CHRISTINE R. ETHRIDGE
KIRKPATRICK AND LOCKHART
1500 OLIVER BUILDING
PITTSBURGH, PA 15222
Assignment: 62
Reel/Frame:005136/0302   Pages: 3
Recorded: 08/14/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
OWEN, S. HUDSON
Exec Dt:
04/06/1988
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BLDG.
A CORP. OF DE
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4892249
NONE
07170527
Correspondence name and address
DANIEL J. LONG
KOPPERS COMPANY, INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 63
Reel/Frame:005021/0489   Pages: 1
Recorded: 02/02/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DURAIRAJ, BOJAYAN
Exec Dt:
06/29/1988
2
PETERSON, ALEX JR.
Exec Dt:
06/29/1988
3
SALEE, GIDEON
Exec Dt:
06/29/1988
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
A DE. CORP.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4892908
NONE
07215395
Correspondence name and address
KATHLEEN F. HARRIS
BRACEWELL & PATTERSON
2900 SOUTH TOWER, PENNZOIL PLACE
HOUSTON, TEXAS 77002
Assignment: 64
Reel/Frame:005094/0447   Pages: 1
Recorded: 06/05/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BRAYMAN, THERON R.
Exec Dt:
07/06/1988
2
PASEK, EUGENE A.
Exec Dt:
06/24/1988
3
WALL, GREGORY D.
Exec Dt:
06/24/1988
Assignee
1
KOPPERS COMPANY, INC.
KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4942064
NONE
07209512
Correspondence name and address
DANIEL J. LONG
KOPPERS COMPANY, INC.
1450 KOPPERS BUILDING,
PITTSBURGH, PA 15219

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