Patent Assignment
Reel/Frame 005010/0410
Assignment of Assignors Interest.
Recorded: 1989-01-23
Pages: 3
Assignor
KOPPERS COMPANY, INC.
Executed: 1988-12-16
Assignee
ISC ACQUISTION COMPANY, A CORP. OF DE
1250 KOPPERS BUILDING, PITTSBURGH, PENNSYLVANIA, 15219
Covered Properties
(9)
Hydroperoxidation of Diisopropylbenzene
Patent:
4,935,551 →
Application:
07/136,313 →
Oxidation and Subsequent Decomposition of Dihydroperoxide
Patent:
4,847,437 →
Application:
07/136,315 →
Decomposition of Dihydroperoxide to Resorcinol
Patent:
4,847,436 →
Application:
07/136,316 →
Process for Preparation of Resorcinol
Patent:
4,849,549 →
Application:
07/136,317 →
Rubber Compounding Resin
Patent:
5,049,641 →
Application:
07/214,325 →
Rubber Composition and Method for Making the Same
Patent:
4,892,908 →
Application:
07/215,395 →
Novel Bis-Maleimide Compounds Containing Sulfonate Linkages
Patent:
4,945,169 →
Application:
07/215,555 →
Rubber Compounding Resorcinolic Resins and Process for Making the Same
Application:
07/230,605 →
Novel Rubber Compounding Resorcinolic Resins
Patent:
4,889,891 →
Application:
07/238,322 →
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 29, 1988
From: WU, CHING-YONG
To: KOPPERS COMPANY, INC.
Reel/Frame 004835/0255 →
Assignment of Assignors Interest.
Feb 29, 1988
From: WU, CHING-YONG
To: KOPPERS COMPANY, INC., A DE. CORP.
Reel/Frame 004835/0258 →
Assignment of Assignors Interest.
Feb 29, 1988
From: WU, CHING-YONG
To: KOPPERS COMPANY, INC., A DE. CORP.
Reel/Frame 004835/0259 →
Assignment of Assignors Interest.
Feb 29, 1988
From: WU, CHING-YONG
To: KOPPERS COMPANY, INC.
Reel/Frame 004846/0265 →
Security Interest
Dec 16, 1988
From: ISC ACQUISTION COMPANY
To: ALGEMENE BANK NEDERLAND N.V., HOUSTON AGENCY
Reel/Frame 004994/0188 →
Assignment of Assignors Interest.
Feb 2, 1989
From: HOOD, RICHARD T.; LAMARS, ROBERT M.
To: KOPPERS COMPANY, INC., A CORP. OF DE
Reel/Frame 005016/0192 →
Assignment of Assignors Interest.
Feb 2, 1989
From: DURAIRAJ, BOJAYAN
To: KOPPERS COMPANY, INC.
Reel/Frame 005021/0494 →
Assignment of Assignors Interest.
Feb 2, 1989
From: DURAIRAJ, BOJAYAN; PETERSON, ALEX JR.; SALEE, GIDEON
To: KOPPERS COMPANY, INC.
Reel/Frame 005021/0489 →
Assignment of Assignors Interest.
Feb 2, 1989
From: DURAIRAJ, BOJAYAN; PETERSON, ALEX JR.; SALEE, GIDEON
To: KOPPERS COMPANY, INC., A CORP. OF DE
Reel/Frame 005016/0195 →
Assignment of Assignors Interest.
Feb 2, 1989
From: DURAIRAJ, BOJAYAN
To: KOPPERS COMPANY, INC., A CORP. OF DE
Reel/Frame 005016/0193 →
Assignment of Assignors Interest.
Feb 9, 1989
From: KOPPERS COMPANY, INC.,
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0329 →
Assignment of Assignors Interest.
Feb 9, 1989
From: KOPPERS COMPANY, INC.,
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0339 →
Assignment of Assignors Interest.
Feb 9, 1989
From: KOPPERS COMPANY, INC.
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0333 →
Assignment of Assignors Interest.
Feb 9, 1989
From: KOPPERS COMPANY, INC.
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0332 →
Assignment of Assignors Interest.
Feb 9, 1989
From: KOPPERS COMPANY, INC.
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0331 →
Assignment of Assignors Interest.
Feb 9, 1989
From: KOPPERS COMPANY, INC.,
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0307 →
Assignment of Assignors Interest.
Feb 9, 1989
From: KOPPERS COMPANY, INC., A DE. CORP.
To: ISC ACQUISITION COMPANY, A CORP. OF DE
Reel/Frame 005018/0309 →
Assignment of Assignors Interest.
Feb 9, 1989
From: KOPPERS COMPANY, INC., A DE. CORP.
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0310 →
Assignment of Assignors Interest.
Feb 9, 1989
From: KOPPERS COMPANY, INC.,
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0330 →
Change of Name
Aug 3, 1989
From: ISC ACQUISITION COMPANY
To: INDSPEC CHEMICAL CORPORATION
Reel/Frame 005132/0700 →
Change of Name January 17, 1989, Delaware
Aug 14, 1989
From: ISC ACQUISITION COMPANY
To: INDSPEC CHEMICAL CORPORATION
Reel/Frame 005137/0628 →
Change of Name
Aug 15, 1989
From: ISC ACQUISITION COMPANY
To: INDSPEC CHEMICAL CORPORATION
Reel/Frame 005122/0990 →
Change of Name
Sep 5, 1989
From: ISC ACQUISITION COMPANY
To: INDSPEC CHEMICAL CORPORATION
Reel/Frame 005140/0221 →
Change of Name Effective January 27, 1989
Sep 29, 1989
From: ISC ACQUISITION COMPANY
To: INDSPEC CHEMICAL CORPORATION
Reel/Frame 005169/0219 →
Security Interest
Dec 20, 1993
From: INDSPEC CHEMICAL CORPORATION
To: BANKERS TRUST COMPANY
Reel/Frame 006800/0535 →