Patent Assignment
Reel/Frame 008725/0189
Assignment of Assignor's Interest
Recorded: 1997-09-26
Pages: 2
Assignor
WOLLENBERG, NORBERT
Executed: 1996-09-30
Assignee
LEYBOLD MATERIALS GMBH
WILHEIM-ROHN-STR. 25, D-63450 HANAU AM MAIN, GERMANY
Covered Property
(1)
Target for the Sputtering Cathode of a Vacuum Coating Apparatus and Method for Its Manufacture
Patent:
6,039,855 →
Application:
08/719,614 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jul 21, 2003
From: LEYBOLD MATERIALS GMBH
To: UNAXIS MATERIALS DEUTSCHLAND GMBH
Reel/Frame 014301/0013 →
Merger
May 7, 2004
From: UNAXIS MATERIALS DEUTSCHLAND GMBH
To: HERAEUS THINFILM MATERIALS GMBH
Reel/Frame 014601/0988 →
Merger
May 14, 2004
From: HERAEUS THINFILM MATERIALS GMBH
To: W.C. HERAEUS GMBH & CO. KG
Reel/Frame 014624/0942 →