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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
 
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Pub #
Intl #
App #
 
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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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