IP Library › Assignment 026286/0269
Patent Assignment
Reel/Frame 026286/0269

Assignment of Assignor's Interest

Recorded: 2011-05-16 Pages: 3
Assignor
KAYSER, ARMIN
Executed: 2011-05-11
Assignee
ESK CERAMICS GMBH & CO. KG
MAX-SCHAIDHAUF-STRASSE 25, KEMPTEN, 87437, GERMANY
Covered Property (1)
Separating Device for Removing Sand and Rock Particles
Patent: 8,893,781 →
Application: 13/129,287 →
Publication: US 2011/0220347
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 18, 2014
From: ESK CERAMICS GMBH & CO. KG
To: 3M INNOVATIVE PROPERTIES COMPANY
Reel/Frame 034540/0160 →