Patent Assignment
Reel/Frame 004819/0582
Assignment of Assignors Interest.
Recorded: 1987-11-04
Pages: 1
Assignor
BELL-NORTHERN RESEARCH LTD.
Executed: 1987-09-14
Assignee
NORTHERN TELECOM LIMITED
P.O. BOX. 6123, STATION A, MONTREAL, QUEBEC, H3C 3J5, CANADA
Covered Property
(1)
Protection Switching in a Multi-Channel Communications System
Patent:
5,029,158 →
Application:
07/076,958 →
Related Assignments
(10)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Nov 4, 1987
From: BOBEY, KENNETH A.
To: BELL-NORTHERN RESEARCH LTD., P.O. BOX 3511, STATION C, OTTAWA, ONTARIO, CANADA K1Y 4H7
Reel/Frame 004795/0588 →
Assignment of Assignors Interest.
Nov 4, 1987
From: REID, DAVID I.
To: BELL-NORTHERN RESEARCH LTD.
Reel/Frame 004819/0581 →
Assignment of Assignors Interest.
Nov 4, 1987
From: BELL-NORTHERN RESEARCH LTD.
To: NORTHERN TELECOM LIMITED, P.O. BOX 6123, STATION A, MONTREAL, QUEBEC, CANADA H3C 3J5
Reel/Frame 004810/0781 →
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 →
Security Agreement
Feb 22, 2006
From: NORTEL NETWORKS LIMITED
To: JPMORGAN CHASE BANK N.A., AS COLLATERAL AGENT
Reel/Frame 017198/0151 →
Release of Patent Security Agreement
Jul 12, 2006
From: JPMORGAN CHASE BANK N.A., AS COLLATERAL AGENT
To: NORTEL NETWORKS LIMITED
Reel/Frame 017914/0962 →
Release of Security Interests
Mar 9, 2010
From: JPMORGAN CHASE BANK, N.A.
To: NORTEL NETWORKS LIMITED
Reel/Frame 024045/0401 →