IP Library Assignment 003827/0285
Patent Assignment
Reel/Frame 003827/0285

Assignment of Assignors Interest.

Recorded: 1981-02-06 Pages: 1
Assignor
ROSE JOHN B.
Executed: 1979-08-15
Assignee
IMPERIAL CHEMICAL INDUSTRIES LIMITED
A CORP. OF GREAT BRITAIN, MILLBANK, LONDON, S. W. 1, ENGLAND, UNITED KINGDOM
Covered Property (1)
Sulphonated Polyarylethersulphone Copolymers
Patent: 4,273,903 →
Application: 06/068,466 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 14, 1993
From: IMPERIAL CHEMICAL INDUSTRIES PLC
To: NORTH WEST WATER GROUP PLC
Reel/Frame 006726/0252 →