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Patent Assignment Assignee Details
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Assignee Name : ISC ACQUISITION COMPANY, A CORP. OF DE.
Total Assignments: 8
Assignment: 1
Reel/Frame:005018/0329   Pages: 1
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KOPPERS COMPANY, INC.,
Exec Dt:
01/16/1988
Assignee
1
ISC ACQUISITION COMPANY, A CORP. OF DE.
1250 KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4935551
NONE
07136313
Correspondence name and address
BRACEWELL & PATTERSON
2900 SOUTH TOWER PENNZOIL PLACE
HOUSTON, TEXAS 77002-2781
Assignment: 2
Reel/Frame:005009/0188   Pages: 6
Recorded: 01/23/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KOPPERS COMPANY, INC.,
Exec Dt:
12/06/1988
Assignee
1
ISC ACQUISITION COMPANY, A CORP. OF DE.
1250 KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
4086281
NONE
05564785
 
4009212
NONE
05602767
 
4046818
NONE
05667336
 
4090986
NONE
05754392
 
4271285
NONE
06098920
 
4302403
NONE
06171450
 
4309878
NONE
06180308
 
4399310
NONE
06303541
 
4405755
NONE
06329198
 
4433181
NONE
06343537
 
4431848
NONE
06372030
 
4429169
NONE
06372055
 
4429168
NONE
06372060
 
4447654
NONE
06431640
 
4493286
NONE
06516679
 
4479019
NONE
06582083
 
4496774
NONE
06633717
 
4656302
NONE
06709658
 
4608408
NONE
06726511
 
4633022
NONE
06776398
 
4599464
NONE
06788731
 
4705879
NONE
06817899
 
4645780
NONE
06817984
Correspondence name and address
KATHLEEN F. HARRIS
BRACEWELL & PATTERSON
2900 SOUTH TOWER PENNZOIL PLACE
HOUSTON, TEXAS 77002-2781
Assignment: 3
Reel/Frame:005018/0330   Pages: 1
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KOPPERS COMPANY, INC.,
Exec Dt:
12/16/1988
Assignee
1
ISC ACQUISITION COMPANY, A CORP. OF DE.
1250 KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5049641
NONE
07214325
Correspondence name and address
BRACEWELL & PATTERSON
2900 SOUTH TOWER PENNZOIL PLACE
HOUSTON, TEXAS 77002-2781
Assignment: 4
Reel/Frame:005018/0331   Pages: 1
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KOPPERS COMPANY, INC.
Exec Dt:
12/16/1988
Assignee
1
ISC ACQUISITION COMPANY, A CORP. OF DE.
1250 KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4847436
NONE
07136316
Correspondence name and address
BRACEWELL & PATTERSON
2900 SOUTH TOWER, PENNZOIL PLACE
HOUSTON, TEXAS 77002
Assignment: 5
Reel/Frame:005018/0332   Pages: 1
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KOPPERS COMPANY, INC.
Exec Dt:
12/16/1988
Assignee
1
ISC ACQUISITION COMPANY, A CORP. OF DE.
1250 KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4847437
NONE
07136315
Correspondence name and address
BRACEWELL & PATTERSON
2900 SOUTH TOWER, PENNZOIL PLACE
HOUSTON, TEXAS 77002
Assignment: 6
Reel/Frame:005018/0333   Pages: 1
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KOPPERS COMPANY, INC.
Exec Dt:
12/16/1988
Assignee
1
ISC ACQUISITION COMPANY, A CORP. OF DE.
1250 KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4849549
NONE
07136317
Correspondence name and address
BRACEWELL & PATTERSON
2900 SOUTH TOWER, PENNZOIL PLACE
HOUSTON, TEXAS 77002
Assignment: 7
Reel/Frame:005018/0339   Pages: 1
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KOPPERS COMPANY, INC.,
Exec Dt:
12/16/1988
Assignee
1
ISC ACQUISITION COMPANY, A CORP. OF DE.
1250 KOPPERS BUILDING
PITTSBURGH, PENNSYLVANIA 15219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4889891
NONE
07238322
Correspondence name and address
BRACEWELL & PATTERSON
2900 SOUTH TOWER, PENNZOIL PLACE
HOUSTON, TEXAS 77002
Assignment: 8
Reel/Frame:005018/0307   Pages: 1
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KOPPERS COMPANY, INC.,
Exec Dt:
01/20/1989
Assignee
1
ISC ACQUISITION COMPANY, A CORP. OF DE.
1250 KOPPERS BUILDING
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

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