IP Library Assignment 007111/0654
Patent Assignment
Reel/Frame 007111/0654

Assignment of Assignor's Interest

Recorded: 1994-07-13 Pages: 3
Assignors
SCHALKE, PETER
Executed: 1994-04-28
MUELLER, EBERHARD
Executed: 1994-04-29
KREMER, MATTHIAS
Executed: 1994-05-02
WAHL, GEORG
Executed: 1994-05-03
Assignee
DEGUSSA AKTIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9 GERMANY, 60311 FRANKFURT AM MAIN, GERMANY
Covered Property (1)
Method for the Preparation of a Hardening Salt in Piece Form and Product
Patent: 5,453,109 →
Application: 08/274,428 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 20, 1999
From: DUFERRIT GMBH THERMOTECHNIK
To: HOUGHTON DURFERRIT GMBH
Reel/Frame 009958/0510 →
Assignment of Assignor's Interest Nov 4, 1999
From: DURFERRIT GMBH THERMOTECHNIK
To: HOUGHTON DURFERRIT GMBH
Reel/Frame 010351/0748 →