IP Library Assignment 029661/0099
Patent Assignment
Reel/Frame 029661/0099

Assignment of Assignor's Interest

Recorded: 2013-01-17 Pages: 4
Assignors
KREICKMANN, THORSTEN
Executed: 2012-12-06
FREY, GUIDO
Executed: 2012-12-18
NOWOTNY, NORMAN
Executed: 2012-12-13
STRUTZ, HEINZ
Executed: 2012-12-10
Assignee
OXEA GMBH
OTTO-ROELEN-STR. 3, OBERHAUSEN, 46147, GERMANY
Covered Property (1)
Method for obtaining ditrimethylolpropane and trimethylolpropane-enriched product streams from the side-streams in trimethylolpropane production
Patent: 8,987,523 →
Application: 13/810,723 →
Publication: US 2013/0131391
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Aug 25, 2021
From: OXEA GMBH
To: OQ CHEMICALS GMBH
Reel/Frame 057312/0979 →