IP Library Assignment 005700/0426
Patent Assignment
Reel/Frame 005700/0426

Assignment of Assignors Interest.

Recorded: 1991-05-16 Pages: 3
Assignors
CHOI, WAI MING
Executed: 1991-05-14
KUNG, JAMES KOANG-JAW
Executed: 1991-05-14
Assignee
W. R. GRACE & CO.-CONN., A CORPORATION OF CT
1114 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10036
Covered Property (1)
Deep Cycle Battery Separators
Patent: 5,154,988 →
Application: 07/663,213 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 23, 1994
From: W.R. GRACE & CO.-CONN.
To: POLYPORE GROUP, INC.
Reel/Frame 007215/0270 →
Change of Name Dec 12, 1994
From: POLYPORE GROUP, INC.
To: DARAMIC, INC.
Reel/Frame 007244/0435 →