IP Library › Assignment 013038/0400
Patent Assignment
Reel/Frame 013038/0400

Assignment of Assignor's Interest

Recorded: 2002-06-19 Pages: 2
Assignors
MANGOLD, HELMUT
Executed: 2000-10-05
GOLCHERT, RAINER
Executed: 2000-10-10
Assignee
DEGUSSA-HULS AKTIENGESELLSCHAFT
D-60287 FRANKFURT AM MAIN, GERMANY
Covered Property (1)
Bactericidal Silicon Dioxide Doped with Silver
Patent: 6,872,402 →
Application: 10/173,648 →
Publication: US 2003/0235624
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 24, 2005
From: DEGUSSA-HULS AKTIENGESELLSCHAFT
To: DEGUSSA AG
Reel/Frame 015594/0597 →
Change Address Feb 22, 2010
From: EVONIK DEGUSSA GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 023985/0296 →
Change of Entity Feb 22, 2010
From: DEGUSSA AG
To: DEGUSSA GMBH
Reel/Frame 023998/0937 →
Change of Name Feb 23, 2010
From: DEGUSSA GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 024006/0127 →
Change of Name Mar 29, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 052254/0052 →