Patent Assignment
Reel/Frame 006311/0304
Assignment of Assignors Interest.
Recorded: 1992-10-08
Pages: 2
Assignee
BEHRINGWERKE AKTIENGESELLSCHAFT
D-3550 MARBURG, GERMANY
Covered Property
(1)
Process for the Purification of Streptolysin O, Intact Streptolysin O Obtainable by This Process
Patent:
5,258,504 →
Application:
07/957,811 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Oct 22, 1998
From: BEHRING DIAGNOSTICS GMBH (FORMERLY BEHRINGWERKE AG)
To: DADE BEHRING MARBURG GMBH
Reel/Frame 009547/0034 →
Grant of Security Interest in United States Patents, Trademarks and Other Intellectual Property Rights
Dec 14, 2001
From: DADE BEHRING MARBURG GMBH
To: DRESDNER BANK AKTIENGESELLSCHAFT IN FRANKFURT AM MAIN
Reel/Frame 012333/0714 →
Release of Security Interest
May 16, 2006
From: DRESDNER BANK AKTIENGESELLSCHAFT IN FRANKFURT AM MAIN
To: DADE BEHRING MARBURG GMBH
Reel/Frame 017675/0358 →
Change of Name
Feb 26, 2009
From: DADE BEHRING MARBURG GMBH
To: SIEMENS HEALTHCARE DIAGNOSTICS PRODUCTS GMBH
Reel/Frame 022309/0627 →