Patent Assignment
Reel/Frame 005021/0494
Assignment of Assignors Interest.
Recorded: 1989-02-02
Pages: 1
Assignor
DURAIRAJ, BOJAYAN
Executed: 1988-07-25
Assignee
KOPPERS COMPANY, INC.
KOPPERS BUILDING, A DE. CORP., PITTSBURGH, PENNSYLVANIA, 15219
Covered Property
(1)
Rubber Compounding Resorcinolic Resins and Process for Making the Same
Application:
07/230,605 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
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.
Jan 23, 1989
From: KOPPERS COMPANY, INC.
To: ISC ACQUISTION COMPANY, A CORP. OF DE
Reel/Frame 005010/0410 →
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 →
Change of Name Effective January 27, 1989
Sep 29, 1989
From: ISC ACQUISITION COMPANY
To: INDSPEC CHEMICAL CORPORATION
Reel/Frame 005169/0219 →