Patent Assignment
Reel/Frame 003807/0637
Assignment of Assignors Interest.
Recorded: 1980-10-24
Pages: 1
Assignor
NICOLET ROBERT D.
Executed: 1979-06-25
Assignee
DORR-OLIVER INCORPORATED, A CORP. OF DE.
77 HAVEMEYER LANE, STAMFORD, CONNECTICUT, 06904
Covered Property
(1)
Ultrafiltration Membrane Assembly and Bonding Process Therefor
Patent:
4,264,447 →
Application:
06/052,445 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Aug 24, 1989
From: GRACE MERGER CORP. A CT CORP. (MERGED INTO); W. R. GRACE & CO. A CT. CORP.
To: W. R. GRACE & CO.-CONN.
Reel/Frame 005206/0001 →
Assignment of Assignors Interest.
Jan 8, 1993
From: W.R. GRACE & CO. -CONN.
To: AMICON, INC.
Reel/Frame 006376/0566 →
Assignment of Assignor's Interest
Jun 9, 1997
From: W.R. GRACE & CO.-CONN. AND AMICON,INC.
To: MILLIPORE INVESTMENT HOLDINGS LIMITED
Reel/Frame 008587/0224 →