IP Library Assignment 005797/0516
Patent Assignment
Reel/Frame 005797/0516

Assignment of Assignors Interest.

Recorded: 1991-08-12 Pages: 3
Assignor
BROWN, TREVOR A.
Executed: 1991-06-11
Assignee
POLYSAR RUBBER CORPORATION
A CORPORATION OF CANADA, SARNIA, PROVINCE OF ONTARIO, CANADA
Covered Property (1)
Hydrogenated Nitrile Vulcanizates
Patent: 5,208,294 →
Application: 07/718,179 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 18, 2006
From: BAYER INC.
To: LANXESS INC.
Reel/Frame 017186/0200 →