Patent Assignment
Reel/Frame 005559/0769
Assignment of Assignors Interest.
Recorded: 1991-01-04
Pages: 2
Assignors
CHU, MATTHEW C.H.
Executed: 1990-11-29
LY, CHI-VIEN
Executed: 1990-11-28
COULSON, GORDON W.
Executed: 1990-11-26
Assignee
BELL-NORTHERN RESEARCH LTD.
STATION C, OTTAWA, P.O. BOX 3511, ONTARIO, K1Y 4, 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: BELL-NORTHERN RESEARCH LTD.
To: NORTHERN TELECOM LIMITED
Reel/Frame 005556/0786 →
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 →