IP Library Assignment 004478/0230
Patent Assignment
Reel/Frame 004478/0230

Assignment of Assignors Interest.

Recorded: 1985-11-12 Pages: 1
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 →