Patent Assignment
Reel/Frame 003895/0543
Assigns the Entire Interest, Subject to Agreement Dated, April 28, 1981
Recorded: 1981-05-13
Pages: 1
Assignor
SAC MEMBRANE PRODUCTS CORPORATION
Executed: 1981-05-04
Assignee
GELMAN SCIENCES, INC.
600 SOUTH WAGNER RD., A CORP. OF DE., ANN ARBOR, MICHIGAN, 48106
Covered Property
(1)
Alkaline Cell with Graft Polymer Separator
Patent:
4,287,275 →
Application:
06/006,909 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Sep 17, 1982
From: GELMAN SCIENCES INC.
To: GELMAN SCIENCES INC., A CORP. OF MI.
Reel/Frame 004040/0262 →
Security Interest
Nov 1, 1991
From: GELMAN SCIENCES, INC., A CORP. OF MI
To: NBD BANK, N.A.
Reel/Frame 005897/0628 →
Statement of Change-Security Interest
Mar 23, 1998
From: NBD BANK, N.A.
To: GELMAN SCIENCES, INC.
Reel/Frame 009052/0838 →
Assignment of Assignor's Interest
Mar 27, 1998
From: GELMAN SCIENCES, INC.
To: PALL CORPORATION
Reel/Frame 009146/0135 →