Patent Assignment
Reel/Frame 004787/0383
Assignment of Assignors Interest.
Recorded: 1987-08-03
Pages: 1
Assignors
WERDECKER, WALTRAUD
Executed: 1987-07-27
BRUNNER, DIETER
Executed: 1987-07-21
KUTZNER, MARTIN
Executed: 1987-07-24
Covered Property
(1)
Method for Producing Sintered Metalized Aluminum Nitride Ceramic Bodies
Patent:
4,818,626 →
Application:
07/081,322 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
A Corrective Assignment to Correct the Single Serial Number 07194,259 Identified in Previously Recorded Assigment on Reel 5315/Frame 589. This Corrective Assigment Shows That There Should Have Been a Schedule Attached.
May 30, 1991
From: GAF CHEMICALS CORPORATION
To: RHONE - POULENC SPECIALITY CHEMICALS
Reel/Frame 005722/0439 →
Assignment of Assignors Interest.
Oct 8, 1992
From: W.C. HERAEUS GMBH
To: ANCERAM GMBH & CO. KG ALUMINIUM NITRIDE CERAMICS
Reel/Frame 006271/0600 →
Change of Name
Apr 19, 1999
From: W.C. HERAEUS GMBH
To: W.C. HERAEUS GMBH & CO. KG
Reel/Frame 009912/0810 →