Patent Assignment
Reel/Frame 004474/0735
Assignment of Assignors Interest.
Recorded: 1985-11-01
Pages: 1
Assignor
BELL-NORTHERN RESEARCH LTD.
Executed: 1985-10-03
Covered Property
(1)
Communications System with Protection Switching and Channel Identities
Patent:
4,646,286 →
Application:
06/761,925 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Nov 1, 1985
From: REID, DAVID I.; ELLSON, JOHN C.; BETTS, MALCOLM C.
To: BELL-NORTHERN RESEARCH LTD., P.O. BOX 6123, STATION A, MONTREAL, QUEBEC, CANADA, H3C 3J5
Reel/Frame 004474/0734 →
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 →
Security Agreement
Apr 5, 2002
From: NORTEL NETWORKS LIMITED
To: JPMORGAN CHASE BANK
Reel/Frame 012745/0929 →
Change of Name
Apr 16, 2002
From: NORTEL NETWORKS CORPORATION
To: NORTEL NETWORKS LIMITED
Reel/Frame 012762/0799 →
Release of Security Interests
Mar 9, 2010
From: JPMORGAN CHASE BANK, N.A.
To: NORTEL NETWORKS LIMITED
Reel/Frame 024045/0401 →