IP Library Assignment 004288/0307
Patent Assignment
Reel/Frame 004288/0307

Assignment of Assignors Interest.

Recorded: 1984-08-06 Pages: 2
Covered Property (1)
Vacuum Coating Vessel with Moveable Shutter Plate
Patent: 4,478,174 →
Application: 06/580,229 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Feb 25, 1992
From: CANADIAN PATENTS AND DEVELOPMENT LIMITED/SOCIETE CANADIENNE DES BREVETS ET D'EXPLOITATION LIMITEE
To: NATIONAL RESEARCH COUNCIL OF CANADA
Reel/Frame 006062/0253 →