Patent Assignment
Reel/Frame 005063/0742
Assignment of Assignors Interest.
Recorded: 1989-04-17
Pages: 1
Assignee
RINGSDORFF-WERKE GMBH
BONN, GERMANY
Covered Property
(1)
Electrode for Electrochemical Processes
Patent:
4,849,086 →
Application:
07/127,657 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Effective on 06/24/1992
Apr 20, 1993
From: SIGRI GMBH
To: SIGRI GREAT LAKES CARBON GMBH
Reel/Frame 006504/0263 →
Merger
Dec 9, 1996
From: RINGSFORFF-WERKE GMBH
To: SGL CARBON AG
Reel/Frame 008251/0919 →
Change of Name
Dec 9, 1996
From: SIGRI GREAT LAKES CARBON GMBH
To: SGL CARBON AKTIENGESELLSCHAFT
Reel/Frame 008251/0932 →