Patent Assignment
Reel/Frame 004139/0612
Assignment of Assignors Interest.
Recorded: 1983-06-20
Pages: 2
Assignee
INTERNATIONAL STANDARD ELECTRIC CORPORATION
320 PARK AVE., A CORP. OF DE, NEW YORK, NEW YORK, 10022
Covered Property
(1)
Duplex Radio System Utilizing Time Compression Expansion
Patent:
4,525,835 →
Application:
06/433,079 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 7, 1993
From: STC LIMITED
To: NORTHERN TELECOM LIMITED
Reel/Frame 006796/0981 →
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 →