IP Library › Assignment 007173/0063
Patent Assignment
Reel/Frame 007173/0063

Assignment of Assignor's Interest

Recorded: 1994-10-17 Pages: 3
Assignors
PARHAM, MARC ELLOUS
Executed: 1992-09-10
DUFFY, RICHARD LAWRENCE
Executed: 1992-09-10
Assignee
W. R. GRACE & CO.-CONN.
1114 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10036
Covered Property (1)
Microporous Polysulfone Supports Suitable for Removal of Low Density Lipoprotein-Cholesterol
Patent: 5,418,061 →
Application: 08/095,617 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 19, 1997
From: W.R. GRACE & CO.-CONN.
To: CIRCE BIOMEDICAL, INC.
Reel/Frame 008568/0515 →
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 →