Patent Assignment
Reel/Frame 005609/0316
Assignment of Assignors Interest.
Recorded: 1991-02-13
Pages: 2
Assignor
LONG, ERNEST W.
Executed: 1991-02-13
Covered Property
(1)
Calibration Method for Automated Assay Instrument
Patent:
5,138,868 →
Application:
07/654,877 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
May 1, 1995
From: PB DIAGNOSTIC SYSTEMS, INC.
To: BEHRING DIAGNOSTICS, INC.
Reel/Frame 007456/0153 →
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
Aug 30, 1999
From: BEHRING DIAGNOSTICS GMBH
To: DADE BEHRING MARBURG GMBH
Reel/Frame 010206/0814 →
Confirmation of Assignment Authority
Oct 14, 1999
From: BEHRING DIAGNOSTICS INC.
To: BEHRINGWERKE AG
Reel/Frame 010299/0809 →