IP Library Assignment 005697/0708
Patent Assignment
Reel/Frame 005697/0708

Assignment of Assignors Interest.

Recorded: 1991-05-13 Pages: 3
Assignor
DROPE, DAVID L.
Executed: 1991-03-13
Assignee
POLYSAR RUBBER CORPORATION
A CORPORATION OF CANADA, SARNIA, PROVINCE OF ONTARIO, CANADA
Covered Property (1)
Flow Characterization Apparatus and Process
Patent: 5,144,832 →
Application: 07/674,156 →
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 →