IP Library › Assignment 019880/0348
Patent Assignment
Reel/Frame 019880/0348

Assignment of Assignor's Interest

Recorded: 2007-09-14 Pages: 2
Assignor
LANG, FRANK-PETER
Executed: 2007-09-03
Assignee
CLARIANT PRODUKTE (DEUTSCHLAND) GMBH
BRUENINGSTRASSE 50, 65929 FRANKFURT AM MAIN, GERMANY
Covered Property (1)
Washing and Cleaning Agents Containing Acetales as Organic Solvents
Patent: 7,632,793 →
Application: 11/886,497 →
Publication: US 2008/0194453
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 20, 2014
From: CLARIANT PRODUKTE (DEUTSCHLAND) GMBH)
To: WEYLCHEM SWITZERLAND AG
Reel/Frame 033597/0431 →
Assignment of Assignor's Interest Mar 13, 2015
From: WEYLCHEM SWITZERLAND AG
To: WEYLCHEM WIESBADEN GMBH
Reel/Frame 035235/0891 →