IP Library Assignment 016471/0904
Patent Assignment
Reel/Frame 016471/0904

Assignment of Assignor's Interest

Recorded: 2004-11-08 Pages: 3
Assignors
STARK, KURT
Executed: 2004-09-29
TSCHIRNER, PETER
Executed: 2004-10-05
EICHEL, KARL-HEINZ
Executed: 2004-09-30
FRIEDL, GEORG
Executed: 2004-10-04
EICHBERGER, FRANZ
Executed: 2004-10-04
Assignee
WACKER POLYMER SYSTEMS GMBH & CO. KG
JOHANNES-HESS STR. 24, 84489 BURGHAUSEN, GERMANY
Covered Property (1)
Method for Producing Polyvinylacetals
Patent: 7,351,765 →
Application: 10/513,691 →
Publication: US 2005/0171280
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 1, 2008
From: WACKER POLYMER SYSTEMS GMBH & CO. KG
To: WACKER CHEMIE AG
Reel/Frame 021603/0608 →
Assignment of Assignor's Interest Jan 15, 2009
From: WACKER CHEMIE AG
To: KURARAY EUROPE GMBH
Reel/Frame 022109/0157 →