IP Library Assignment 008542/0141
Patent Assignment
Reel/Frame 008542/0141

Assignment of Assignor's Interest

Recorded: 1997-06-03 Pages: 2
Assignors
BACKENSFELD, THOMAS
Executed: 1997-02-28
TACK, JOHANNES
Executed: 1997-02-28
Assignee
SCHERING AKTIENGESELLSCHAFT
BERLIN, GERMANY
Covered Property (1)
Solid Dosage Forms That Contain Clathrates of 17ALPHA-Ethinyl Estradiol
Patent: 5,798,338 →
Application: 08/765,823 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 14, 2007
From: SCHERING AKTIENGESELLSCHAFT
To: BAYER SCHERING PHARMA AKTIENGESELLSCHAFT
Reel/Frame 020156/0001 →
Change of Name Jul 12, 2011
From: BAYER SCHERING PHARMA AKTIENGESELLSCHAFT
To: BAYER PHARMA AKTIENGESELLSCHAFT
Reel/Frame 026579/0001 →