Patent Assignment
Reel/Frame 008148/0443
Assignment of Assignor's Interest
Recorded: 1996-09-20
Pages: 3
Assignors
LIU, LEE-CHENG
Executed: 1995-09-21
PERIMAN, TIMOTHY J.
Executed: 1995-09-20
DOYLE, CATHERINE A.
Executed: 1995-10-03
Assignee
W.R. GRACE & CO. -CONN.
7500 GRACE DRIVE, COLUMBIA, MARYLAND, 21044
Covered Property
(1)
Apparatus for Bioprocessing a Circulating Fluid
Patent:
5,643,794 →
Application:
08/475,629 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 15, 2002
From: W.R. GRACE & CO. - CONN.
To: CIRCE BIOMEDICAL, INC.
Reel/Frame 012721/0638 →
Change of Name
Mar 15, 2002
From: CIRCE ACQUISITION CORP.
To: CIRCE BIOMEDICAL, INC.
Reel/Frame 013000/0729 →
Assignment of Assignor's Interest
Mar 18, 2002
From: CIRCE BIOMEDICAL, INC.
To: CIRCE ACQUISITION CORP.
Reel/Frame 013056/0483 →
Assignment of Assignor's Interest
May 12, 2004
From: CIRCE BIOMEDICAL, INC.
To: ARBIOS TECHONOLOGIES, INC.
Reel/Frame 014615/0969 →
Merger
Jan 12, 2006
From: ARBIOS TECHNOLOGIES, INC.
To: ARBIOS SYSTEMS, INC.
Reel/Frame 017006/0106 →
Assignment of Assignor's Interest
Dec 31, 2008
From: ARBIOS SYSTEMS, INC.
To: HEPALIFE TECHNOLOGIES, INC.
Reel/Frame 022043/0297 →