Patent Assignment
Reel/Frame 005127/0750
Assignment of Assignors Interest.
Recorded: 1989-07-18
Pages: 1
Assignee
E.I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE
WILMINGTON, DELAWARE
Covered Property
(1)
Enzyme Immobilization and Bioaffinity Separations with Perfluorocarbon Polymer-Based Supports
Patent:
4,954,444 →
Application:
07/134,028 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 5, 1997
From: E.I. DU PONT DE NEMOURS & CO.
To: BIO-TECHNICAL RESOURCES L.P.
Reel/Frame 008639/0080 →
Assignment of Assignor's Interest
Sep 2, 1997
From: BIO-TECHNICAL RESOURCES L.P.
To: FLEET CAPITAL CORPORATION, AS AGENT
Reel/Frame 008698/0477 →
Security Interest in Patent Licenses
Jul 29, 1999
From: NEN ACQUISITION, INC.(TO BE RENAMED AS NEN LIFE SCIENCE PRODUCTS, INC.) (DE CORPORATION)
To: CREDIT SUISSE FIRST BOSTON, AS ADMINISTRATIVE AGENT
Reel/Frame 010144/0036 →
Release of Lien on Patents and Patent Application
Oct 9, 2001
From: FLEET CAPITAL CORPORATION
To: DCV, INC.
Reel/Frame 012252/0001 →
Assignment of Assignor's Interest
Jan 11, 2002
From: DCV, INC.; DUCOA, LP
To: ARKION LIFE SCIENCES
Reel/Frame 012551/0001 →
Merger
Jan 11, 2002
From: BIO-TECHNICAL RESOURCES, L.P.
To: DCV, INC.
Reel/Frame 012551/0127 →