Patent Assignment
Reel/Frame 005190/0218
Assignment of Assignors Interest.
Recorded: 1989-12-08
Pages: 2
Assignors
MATHEWSON, WIFRED F.
Executed: 1989-11-10
BRINGHAM, RICHARD L.
Executed: 1989-11-10
RITGER, PHILIP L.
Executed: 1989-11-13
KARSHMER, DAVID
Executed: 1989-11-20
Covered Property
(1)
Integrated Membrane Blood Oxygenator/Heat Exchanger
Patent:
5,120,501 →
Application:
07/260,164 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 20, 1988
From: MATHEWSON, WIFRED F.; BRINGHAM, RICHARD L.; RITGER, PHILIP L.; KARSHMER, DAVID
To: BAXTER INTERNATIONAL INC., A CORP. OF DE
Reel/Frame 004962/0410 →
Assignment of Assignor's Interest
Jun 9, 2000
From: BAXTER INTERNATIONAL INC.
To: EDWARDS LIFESCIENCES CORPORATION
Reel/Frame 010901/0274 →
Assignment of Assignor's Interest
Oct 19, 2000
From: EDWARDS LIFESCIENCES CORPORATION
To: JOSTRA BENTLEY INC.
Reel/Frame 011190/0824 →