Patent Assignment
Reel/Frame 004838/0104
Assignment of Assignors Interest.
Recorded: 1988-03-21
Pages: 1
Assignors
KNIGHT, WILLIAM L.
Executed: 1988-02-18
PARASKEVA, MARK
Executed: 1988-02-18
BURROWS, DAVID F.
Executed: 1988-02-18
Assignee
PLESSEY OVERSEAS LTD.
VICARAGE LANE, ILFORD, ESSEX, ENGLAND, UNITED KINGDOM
Covered Property
(1)
Integrated Circuits
Patent:
4,764,926 →
Application:
06/807,913 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jan 30, 1991
From: PLESSEY OVERSEAS LIMITED
To: ROKE MANOR RESEARCH LIMITED,
Reel/Frame 005593/0481 →
Assignment of Assignor's Interest
Oct 26, 1994
From: ROKE MANOR RESEARCH LIMITED
To: PLESSEY SEMICONDUCTORS LIMITED
Reel/Frame 007183/0382 →
Security Interest
Sep 16, 1998
From: MITEL CORPORATION, A CORPORATION UNDER THE LAWS OF CANADA
To: CANADIAN IMPERIAL BANK OF COMMERCE, AS SECURED PARTY
Reel/Frame 009445/0299 →
Change of Name
Nov 17, 1998
From: PLESSEY SEMICONDUCTOR LIMITED
To: MITEL SEMICONDUCTOR LIMITED
Reel/Frame 009570/0972 →
Re-Record to Correct the Assignor Previously Recorded on Reel 9445 Frame 0299.
Mar 17, 1999
From: MITEL SEMICONDUCTOR LIMITED
To: CANADIAN IMPERIAL BANK OF COMMERCE, AS SECURED PARTY
Reel/Frame 009798/0040 →
Release of Security Interest
Mar 7, 2001
From: CANADIAN IMPERIAL BANK OF COMMERCE
To: MITEL CORPORATION; MITEL SEMICONDUCTOR AMERICAS, INC., A DELAWARE CORPORATION; MITEL, INC., A DELAWARE CORPORATION; MITEL SEMICONDUCTOR, INC., A DELAWARE CORPORATION
Reel/Frame 011590/0406 →