Patent Assignment
Reel/Frame 005556/0786
Assignment of Assignors Interest.
Recorded: 1991-01-04
Pages: 2
Assignor
BELL-NORTHERN RESEARCH LTD.
Executed: 1990-12-11
Assignee
NORTHERN TELECOM LIMITED
P.O. BOX 6123 STATION A, MONTREAL, MONTREAL QUEBEC, H3C 3J5, CANADA
Covered Property
(1)
Packet Data Flow Control for an Isdn D-Channel
Patent:
5,187,707 →
Application:
07/620,987 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jan 4, 1991
From: CHU, MATTHEW C.H.; LY, CHI-VIEN; COULSON, GORDON W.
To: BELL-NORTHERN RESEARCH LTD.
Reel/Frame 005559/0769 →
Assignment of Assignors Interest.
Apr 27, 1993
From: HEALTHDYNE, INC.
To: HEALTHDYNE TECHNOLOGIES, INC.
Reel/Frame 006505/0794 →
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 →
Release of Security Agreement
Oct 30, 2002
From: WACHOVIA BANK, NATIONAL ASSOCIATION F/K/A FIRST UNION NATIONAL BANK, AS AGENT
To: MATRIA HEALTHCARE, INC.
Reel/Frame 013429/0380 →