IP Library Assignment 006192/0965
Patent Assignment
Reel/Frame 006192/0965

Assignment of Assignors Interest.

Recorded: 1992-07-27 Pages: 4
Assignor
Assignee
BYK GULDEN LOMBERG CHEMISCHE FABRIK GMBH
BYK-GULDEN-STRASSE 2, 7750 CONSTANCE, GERMANY
Covered Properties (2)
Radioimmunological Method of Determining the Thyroid Function by an in Vitro Test in Blood Serum
Patent: 4,271,141 →
Application: 05/968,591 →
Procedure for the Irreversible Binding of Proteins Onto Polystyrene Surfaces with Retention of Their Biological Activity, Polystyrene Surfaces Obtained by This Procedure, and Their Use
Patent: 4,654,299 →
Application: 06/592,046 →
Related Assignments (4)
Other recorded transfers of the patents in this record — the chain of ownership.
Change of Name Effective Date: September 3, 1984 Oct 2, 1985
From: BYK-MALLINCKRODT CIL B.V.
To: MAALLINCKRODT DIAGNOSTICA (HOLLAND) B.V., WESTERDUINWEG 3, 1755 LE PETTEN, THE NETHERLANDS
Reel/Frame 004466/0151 →
Assignment of Assignors Interest. Dec 8, 1986
From: LENTFER, DIERCK
To: MALLINCKRODT DIAGNOSTICA (GERMANY) GMBH
Reel/Frame 004649/0866 →
Assignment of Assignors Interest. Jul 27, 1992
From: BYK GULDEN LOMBERG CHEMISCHE FABRIK GMBH
To: BYK-SANGTEC DIGNOSTICA GMBH & CO. KG
Reel/Frame 006192/0960 →
Assignment of Assignors Interest. Jul 27, 1992
From: MALLINCKRODT DIAGNOSTICA (HOLLAND) B.V. A CORP. OF THE NETHERLANDS
To: BYK-GULDEN LOMBERG CHEMISCHE FABRIK GMBH
Reel/Frame 006192/0969 →