IP Library Assignment 004986/0722
Patent Assignment
Reel/Frame 004986/0722

Assignment of Assignors Interest.

Recorded: 1988-12-15 Pages: 3
Assignors
NELSON, RICHARD V.
Executed: 1988-12-13
STEPHEN, JOHN F.
Executed: 1988-12-13
Assignee
Covered Property (1)
Triazine-Based Light Stabilizers for Plastics
Patent: 4,883,860 →
Application: 07/284,573 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 29, 1994
From: IMPERIAL CHEMICAL INDUSTRIES PLC
To: ZENECA LIMITED
Reel/Frame 006965/0039 →
Assignment of Assignor's Interest Jun 24, 1994
From: ZENECA INC.
To: CYTEC TECHNOLOGY CORP.
Reel/Frame 007036/0396 →
Assignment of Assignor's Interest Aug 7, 1995
From: ICI AMERICAS INC.
To: ZENECA INC.
Reel/Frame 007577/0696 →