IP Library Assignment 033718/0278
Patent Assignment
Reel/Frame 033718/0278

Assignment of Assignor's Interest

Recorded: 2014-09-11 Pages: 4
Assignors
GRUND, GERDA
Executed: 2014-08-15
RAHTZ, HARTMUT
Executed: 2014-08-15
KORTE, HERMANN-JOSEF
Executed: 2014-08-15
Assignee
INFRACOR GMBH
PAUL-BAUMANN-STRASSE 1, MARL, 45772, GERMANY
Covered Property (1)
Method of Treating Water with Chlorine Dioxide
Patent: 9,743,670 →
Application: 14/351,377 →
Publication: US 2014/0302176
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Feb 27, 2019
From: INFRACOR GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 048456/0808 →
Change of Name Jan 31, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 051765/0166 →