IP Library Assignment 021568/0786
Patent Assignment
Reel/Frame 021568/0786

Assignment of Assignor's Interest

Recorded: 2008-09-23 Pages: 5
Assignors
GUCKEL, CHRISTIAN
Executed: 2008-07-24
WANNINGER, KLAUS
Executed: 2008-06-17
ESTENFELDER, MARVIN
Executed: 2008-05-19
FISCHER, CLAUDIA
Executed: 2008-08-13
DURR, UWE
Executed: 2008-07-24
Assignee
SUD-CHEMIE AG
LENBACHPLATZ 6, MUNCHEN, D-80333, GERMANY
Covered Property (1)
Shell Catalyst, in Particular for Oxidation of Methanol to Formaldehyde, and Also Method for Production Thereof
Patent: 7,803,972 →
Application: 12/094,288 →
Publication: US 2010/0016640
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 27, 2012
From: SUED-CHEMIE AG
To: SUED-CHEMIE IP GMBH & CO. KG
Reel/Frame 028849/0765 →
Nunc Pro Tunc Assignment Jan 27, 2021
From: SUED-CHEMIE IP GMBH & CO. KG
To: CLARIANT INTERNATIONAL LTD.
Reel/Frame 055050/0928 →