Patent Assignment
Reel/Frame 004478/0230
Assignment of Assignors Interest.
Recorded: 1985-11-12
Pages: 1
Assignor
BELL-NORTHERN RESEARCH LTD.
Executed: 1985-10-03
Covered Property
(1)
Communications System with Protection Switching Using Individual Selectors
Patent:
4,837,760 →
Application:
06/761,926 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Nov 12, 1985
From: REID, DAVID I.; ELLSON, JOHN C.; BETTS, MALCOLM C.
To: BELL-NORTHERN RESEARCH LTD., PO BOX 3511, STATION C., OTTAWA, ONTARIO, CANADA K1Y 4H7
Reel/Frame 004478/0229 →
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 →