Patent Assignment
Reel/Frame 005816/0805
Assignment of Assignors Interest.
Recorded: 1991-08-28
Pages: 2
Assignors
KOHN, HEINZ-GERHARD
Executed: 1991-06-27
KOPOWSKI, ECKART
Executed: 1991-07-22
KOCHER, HELMUT
Executed: 1991-07-27
Assignee
HERAEUS SEPATECH GMBH, A LIMITED LIABILITY COMPANY OF THE FED. REP. GERMANY
AM KALKBERG, D-3360 OSTERODE AM HARZ, GERMANY
Covered Property
(1)
Membrane Filter System
Patent:
5,092,994 →
Application:
07/694,570 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Certificate Indicating Merger and Change of Name
Jan 22, 1996
From: HERAEUS SEPATECH GMBH, ALSO KNOWN AS HERAEUS SEPARATIONSTECHNIK GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
To: HERAEUS INSTRUMENTS GMBH
Reel/Frame 007786/0607 →
Assignment of Assignor's Interest
May 22, 1998
From: HERAEUS INSTRUMENTS GMBH
To: HERAEUS INSTRUMENTS GMBH & CO. KG
Reel/Frame 009197/0939 →
Notarial Certificate
May 22, 1998
From: HERAEUS SEPATECH GMBH
To: HERAEUS INSTRUMENTS GMBH
Reel/Frame 009207/0056 →
Assignment of Assignor's Interest
Mar 24, 1999
From: HERAEUS INSTRUMENTS GMBH & CO. KG
To: KENDRO LABORATORY PRODUCTS GMBH
Reel/Frame 009833/0386 →