Patent Assignment
Reel/Frame 004372/0668
Assignment of Assignors Interest.
Recorded: 1985-03-11
Pages: 1
Assignor
BROWN, MICHAEL
Executed: 1985-01-18
Assignee
BELL-NORTHERN RESEARCH LTD.
P.O. BOX 3511, STATION C, OTTAWA, ONTARIO, K1Y 4H7, CANADA
Covered Property
(1)
Base for a Telephone Set
Patent:
289,394 →
Application:
06/697,538 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 11, 1985
From: BELL-NORTHERN RESEARCH LTD.
To: NORTHERN TELECOM LIMITED
Reel/Frame 004372/0669 →
Change of Name
Dec 23, 1999
From: NORTHERN TELECOM LIMITED
To: NORTEL NETWORKS CORPORATION
Reel/Frame 010567/0001 →
Change of Name
Aug 30, 2000
From: NORTEL NETWORKS CORPORATION
To: NORTEL NETWORKS LIMITED
Reel/Frame 011195/0706 →
Assignment of Assignor's Interest
Jan 2, 2001
From: NORTEL NETWORKS CORPORATION
To: AASTRA TECHNOLOGIES LIMITED
Reel/Frame 011641/0324 →