IP Library › Assignment 021252/0841
Patent Assignment
Reel/Frame 021252/0841

Assignment of Assignor's Interest

Recorded: 2008-07-17 Pages: 3
Assignors
KOENEMANN, MARTIN
Executed: 2005-11-22
BLASCHKA, PETER
Executed: 2005-11-22
REICHELT, HELMUT
Executed: 2005-11-22
Assignee
BASF AKTIENGESELLSCHAFT
., LUDWIGSHAFEN, 67056, GERMANY
Covered Property (1)
Method for Producing Perylene-3,4-Dicarboxylic Acid Imides
Patent: 7,799,920 →
Application: 11/718,893 →
Publication: US 2008/0114170
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 8, 2023
From: BASF AKTIENGESELLSCHAFT
To: BASF SE
Reel/Frame 062921/0279 →
Nunc Pro Tunc Assignment Mar 8, 2023
From: BASF SE
To: SUN CHEMICAL B.V.
Reel/Frame 062921/0624 →