IP Library › Assignment 005734/0858
Patent Assignment
Reel/Frame 005734/0858

Assignment of Assignors Interest.

Recorded: 1991-06-03 Pages: 2
Assignor
PREISS, MICHAEL
Executed: 1991-04-05
Assignee
Covered Property (1)
Preparation of Quinolinecarboxylic Acids
Patent: 5,155,223 →
Application: 07/709,531 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 18, 2009
From: BAYER AKTIENGESELLSCHAFT
To: BAYER SCHERING PHARMA AKTIENGESELLSCHAFT
Reel/Frame 023525/0710 →