Patent Assignment
Reel/Frame 007030/0331
Assignment of Assignor's Interest
Recorded: 1994-06-15
Pages: 3
Assignee
DEGUSSA AKTIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9 60311 FRANKFURT AM MAIN, GERMANY, GERMANY
Covered Property
(1)
Glass Frits, a Process for Their Production and Their Use in Enamel Barrier Layers for Stopping the Migration of Silver
Patent:
5,350,718 →
Application:
08/115,034 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 18, 2000
From: DEGUSSA AKTIENGESELLSCHAFT
To: DEGUSSA-HULS AKTIENGESELLSCHAFT
Reel/Frame 010719/0914 →
Merger
Jun 6, 2001
From: DEGUSSA-HULS AKTIENGESELLSCHAFT
To: DEGUSSA AG
Reel/Frame 011855/0608 →
Assignment of Assignor's Interest
Jun 25, 2001
From: DEGUSSA AKTIENGESELLSCHAFT
To: DMC2 DEGUSSA METALS
Reel/Frame 011923/0370 →
Nunc Pro Tunc Assignment
Nov 4, 2005
From: DMC^2 DEGUSSA METALS CATALYSTS CERDEC CORPORATION
To: FERRO GMBH
Reel/Frame 016722/0533 →