Patent Assignment
Reel/Frame 004110/0828
Assignment of Assignors Interest.
Recorded: 1983-04-04
Pages: 1
Assignor
KOHL, HELMUT
Executed: 1981-03-06
Assignee
BEHRINGWERKE AKTIENGESELLSCHAFT, A CORP. OF GERMANY
MARBURG/LAHN, GERMANY
Covered Property
(1)
Diagnostic Agent for the Detection of Ketone Bodies
Patent:
4,405,721 →
Application:
06/246,057 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 3, 1997
From: BEHRINGWERKE AKTIENGESELLSCHAFT
To: BEHRING DIAGNOSTICS GMBH
Reel/Frame 009168/0310 →
Assignment of Assignor's Interest
Oct 3, 1997
From: BEHRINGWERKE AKTIENGESELLSCHAFT
To: BEHRING DIAGNOSTICS GMBH
Reel/Frame 009507/0015 →
Change of Name
Oct 19, 1998
From: BEHRING DIAGNOSTICS GMBH
To: DADE BEHRING MARBURG GMBH
Reel/Frame 009534/0909 →
Assignment of Assignor's Interest
Mar 27, 2000
From: DADE BEHRING MARBURG GMBH
To: QUIDEL CORPORATION
Reel/Frame 010696/0217 →