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Patent Assignment Assignee Details
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Assignee Name : KOPPERS COMPANY, INC., A CORP. OF DE.
Total Assignments: 12
Assignment: 1
Reel/Frame:003946/0698   Pages: 1
Recorded: 02/02/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MC INTYRE, CRAIG R.
Exec Dt:
05/30/1978
2
MOULT, ROY HEPWORTH
Exec Dt:
05/30/1978
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4326669
NONE
05914180
Correspondence name and address
DONALD M. MAC KAY
KOPPERS COMPANY, INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA. 15219
Assignment: 2
Reel/Frame:003938/0199   Pages: 1
Recorded: 12/21/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HILL, ROBERT E.
Exec Dt:
09/21/1979
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4323477
NONE
06081396
Correspondence name and address
DONALD M. MAC KAY
KOPPERS COMPANY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 3
Reel/Frame:003944/0774   Pages: 1
Recorded: 01/25/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PILESI, WILLIAM D.
Exec Dt:
01/21/1980
2
TRAUTMANN, HARRY J.
Exec Dt:
01/21/1980
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BULDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4326421
NONE
06115094
Correspondence name and address
DONALD M. MAC KAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 4
Reel/Frame:003854/0414   Pages: 1
Recorded: 05/20/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FALCK GLENN H.
Exec Dt:
04/14/1980
2
BOOSE JAMES R.
Exec Dt:
04/14/1980
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4285271
NONE
06140125
Correspondence name and address
KOPPERS CO., INC.
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 5
Reel/Frame:004054/0804   Pages: 1
Recorded: 10/15/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
OBERLEY, WILLIAM J.
Exec Dt:
10/10/1980
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BLDG.
PITTSBURGH,, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4373010
NONE
06196540
Correspondence name and address
DONALD M. MACKAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 6
Reel/Frame:003946/0524   Pages: 1
Recorded: 02/01/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BRETZ, GEORGE M.
Exec Dt:
02/18/1981
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4331448
NONE
06237101
Correspondence name and address
DONALD M. MAC KAY
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 7
Reel/Frame:003958/0130   Pages: 1
Recorded: 03/31/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
IRWIN, RODNEY C.
Exec Dt:
08/13/1981
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4336107
NONE
06298788
Correspondence name and address
DANIEL J. LONG
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 8
Reel/Frame:003924/0506   Pages: 1
Recorded: 09/18/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GRECO, NICHOLAS P.
Exec Dt:
09/01/1981
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4399310
NONE
06303541
Correspondence name and address
J. TIMOTHY KEANE
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 9
Reel/Frame:003923/0944   Pages: 1
Recorded: 09/17/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HARJU, PHILIP H.
Exec Dt:
09/04/1981
2
PASEK, EUGENE A.
Exec Dt:
09/04/1981
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4389336
NONE
06303169
Correspondence name and address
J. TIMOTHY KEANE
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 10
Reel/Frame:003924/0507   Pages: 1
Recorded: 09/18/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OKAMOTO, YOSHIYUKI
Exec Dt:
09/12/1981
2
WOJCIECHOWSKI, PIOTR S.
Exec Dt:
09/12/1981
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4402875
NONE
06303542
Correspondence name and address
J. TIMOTHY KEANE
1450 KOPPERS BLDG.
PITTSBURGH, PA 15219
Assignment: 11
Reel/Frame:004666/0886   Pages: 5
Recorded: 01/28/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ICI AMERICAS INC., A DE. CORP.
Exec Dt:
01/07/1987
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
3524902
NONE
04643071
 
3538187
NONE
04808541
 
3760032
NONE
05061170
 
3681106
NONE
05097311
 
3709684
NONE
05097339
 
3787526
NONE
05191839
 
3856830
NONE
05211670
 
3754909
NONE
05236192
 
3922426
NONE
05341991
 
3925335
NONE
05344910
 
3865869
NONE
05362539
 
3865789
NONE
05362540
 
3905813
NONE
05362541
 
3876726
NONE
05364912
 
3929929
NONE
05503347
 
3954714
NONE
05504550
 
3923509
NONE
05513887
 
3922448
NONE
05513888
 
3900693
NONE
05513890
 
4073828
NONE
05676351
 
4145544
NONE
05819237
 
4159376
NONE
05819239
 
4128537
NONE
05819352
 
4213837
NONE
05852625
 
4129641
NONE
05857917
 
3925074
NONE
05865789
 
3925074
NONE
05865789
 
4195146
NONE
05923265
 
4182830
NONE
05927461
 
4232133
NONE
05928690
 
4242415
NONE
05972912
 
4243788
NONE
06007065
 
4296020
NONE
06089128
 
4296215
NONE
06137896
 
4287116
NONE
06168707
 
4352906
NONE
06290524
 
4506055
NONE
06506910
Correspondence name and address
KOPPERS COMPANY, INC.
1450 KOPPERS BUILDING
PITTSBURGH, PA 15219
Assignment: 12
Reel/Frame:005201/0400   Pages: 1
Recorded: 11/20/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OWEN, S. HUDSON
Exec Dt:
06/09/1988
2
SIMPSON, JAMES H.
Exec Dt:
06/15/1988
Assignee
1
KOPPERS COMPANY, INC., A CORP. OF DE.
KOPPERS BLDG.
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4899932
NONE
07183055
Correspondence name and address
HERBERT J. ZEH, JR.
ECKERT SEAMANS CHERIN & MELLOTT
600 GRANT ST., 42ND FLOOR
PITTSBURGH, PA. 15219

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