Patent Assignment
Reel/Frame 004496/0053
Assignment of Assignors Interest.
Recorded: 1985-12-10
Pages: 1
Assignor
BELL-NORTHERN RESEARCH LTD.
Executed: 1985-12-03
Covered Property
(1)
Telephone Set
Patent:
293,237 →
Application:
06/807,402 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Dec 10, 1985
From: BROWN, MICHAEL
To: BELL-NORTHERN RESEARCH LTD., P. O. BOX 3511, STATION C, OTTAWA, ONTARIO, CANADA, K1Y 4H7,
Reel/Frame 004496/0052 →
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 →