Patent Assignment
Reel/Frame 006437/0512
Assignment of Assignors Interest.
Recorded: 1993-03-01
Pages: 2
Assignor
BOSCHETTI, EGISTO
Executed: 1992-11-21
Assignee
SEPRACOR INC.
33 LOCKE DRIVE, MARLBOROUGH, MASSACHUSETTS, 01752
Covered Property
(1)
Passivated Porous Polymer Supports and Methods for the Preparation and Use of Same
Application:
07/955,935 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 1, 1993
From: GIROT, PIERRE
To: SEPRACOR INC.
Reel/Frame 006461/0092 →
Assignment of Assignor's Interest
May 20, 1999
From: BIOSEPRA INC.
To: LIFE TECHNOLOGIES, INC.
Reel/Frame 009958/0416 →
Assignment by Asset Purchase Agreement
Mar 8, 2002
From: INVITROGEN CORPORATION
To: CIPHERGEN BIOSYSTEMS, INC.
Reel/Frame 012683/0421 →