Patent Assignment
Reel/Frame 004977/0768
Assignment of Assignors Interest.
Recorded: 1988-11-18
Pages: 2
Assignor
DUNLOP, JOHN A.
Executed: 1988-10-11
Assignee
COMINCO ELECTRONIC MATERIALS INCORPORATED, A CORP. OF WASHINGTON
15128 EAST EUCLID AVENUE, SPOKANE, WASHINGTON, 99216 U.S.A
Covered Property
(1)
Method for Making Low Alpha Count Lead
Patent:
4,887,492 →
Application:
07/237,747 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Nov 18, 1988
From: MILNER, EDWARD F. G.; SMYTH, ROBERT W.; TOOP, GERALD W.
To: COMINCO LTD., A CORP. OF CANADA
Reel/Frame 004977/0770 →
Assignment of Assignors Interest.
Nov 18, 1988
From: COMINCO ELECTRONIC MATERIALS INCORPORATED
To: COMINCO LTD., A CORP. OF CANADA
Reel/Frame 004977/0772 →
Change of Name
Feb 19, 2002
From: COMINCO LTD.
To: TECK COMINCO METALS LTD.
Reel/Frame 013011/0327 →