Patent Assignment
Reel/Frame 005285/0473
Assignment of Assignors Interest.
Recorded: 1990-04-11
Pages: 1
Assignor
BELL-NORTHERN RESEARCH LTD.
Executed: 1989-03-29
Assignee
NORTHERN TELECOM LIMITED
P.O. BOX 6123, STATION A, MONTREAL, QUEBEC, H3C 3J5, CANADA
Covered Property
(1)
Ring Transmission System
Patent:
5,159,595 →
Application:
07/286,713 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 11, 1990
From: DIPERNA, DINO; ROMAGNINO, RICHARD; ERGLE, WAYNE
To: NORTHERN TELECOM LIMITED,
Reel/Frame 005268/0020 →
Assignment of Assignors Interest.
Apr 11, 1990
From: FLANAGAN, THOMAS P. J.; MC EACHERN, JAMES A.; NICHOLSON, DAVID J.
To: BELL-NORTHERN RESEARCH LTD.
Reel/Frame 005285/0472 →
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 →