Patent Assignment
Reel/Frame 004324/0740
Assignment of Assignors Interest.
Recorded: 1984-10-09
Pages: 3
Assignee
MILLIPORE CORPORATION, A CORP OF MASSACHUSETTS
ASHBY ROAD, BEDFORD, MASSACHUSETTS, 01730
Covered Property
(1)
Microporous Membranes of Ultrahigh Molecular Weight Polyethylene
Patent:
4,778,601 →
Application:
06/658,600 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Nov 26, 1989
From: MILLIPORE CORPORATION
To: MILLIPORE INVESTMENT HOLDINGS LIMITED, A CORP. OF DE
Reel/Frame 005252/0249 →
Merger
Aug 6, 2001
From: MILLIPORE INVESTMENT HOLDINGS LIMITED
To: MILLIPORE CORPORATION
Reel/Frame 012025/0799 →
Assignment of Assignor's Interest
Sep 14, 2001
From: MILLIPORE CORPORATION
To: MYKROLIS CORPORATION
Reel/Frame 012134/0787 →