IP Library Assignment 033310/0159
Patent Assignment
Reel/Frame 033310/0159

Change of Name

Recorded: 2014-07-15 Pages: 17
Assignor
ASHLAND-SUDCHEMIE-KERNFEST GMBH
Executed: 2012-06-06
Assignee
ASK CHEMICALS GMBH
REISHOLZSTR. 16-18, HILDEN, 40721, GERMANY
Covered Property (1)
Catalysts Comprising Methane Sulfonic Acid for the Acid Hardening Method
Patent: 8,919,421 →
Application: 12/993,994 →
Publication: US 2011/0073269
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 23, 2010
From: FROHN, MARCUS; KOCH, DIETHER; GIENIEC, ANTONI
To: ASHLAND-SUDCHEMIE-KERNFEST GMBH
Reel/Frame 025394/0821 →