Patent Assignment
Reel/Frame 006017/0365
Assignment of Assignors Interest.
Recorded: 1992-02-18
Pages: 2
Assignor
Assignee
NATIONAL RESEARCH COUNCIL OF CANADA
A CROWN CORPORATION, OTTAWA, PROVINCE OF ONTARIO, K1A 0R6, CANADA
Covered Property
(1)
Form Depicting, Optical Interference Authenticating Device
Patent:
5,009,486 →
Application:
07/327,542 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 1, 1991
From: DOBROWOLSKI, JERZY A.; HO, FANG C.; WALDORF, ALLAN J.
To: CANADIAN PATENTS AND DEVELOPMENT LIMITED/SOCIETE CANADIENNE DES BREVETS ET D'EXPLOITATION LIMITEE
Reel/Frame 005584/0711 →
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 →