IP Library Assignment 004925/0491
Patent Assignment
Reel/Frame 004925/0491

Assignment of Assignors Interest.

Recorded: 1988-06-30 Pages: 3
Assignor
FERRANTI PLC.,
Executed: 1988-03-28
Assignee
PLESSEY OVERSEAS LIMITED
VICARAGE LANE ILFORD, ESSEX, ENGLAND, IG1 4AQ, UNITED KINGDOM
Covered Properties (15)
Data Processing Apparatus for Weighting Input Information Signals
Patent: 3,824,559 →
Application: 05/281,510 →
Manufacture of Supports for Use with Semiconductor Devices
Patent: 3,869,260 →
Application: 05/359,872 →
Construction of Packages for Semiconductor Devices
Patent: 3,871,018 →
Application: 05/377,177 →
Method of Manufacturing Semi-Conductor Devices
Patent: 4,079,509 →
Application: 05/586,855 →
Method of Manufacturing a Semiconductor Integrated Circuit Device Havi Ng a Conductive Plane and Diffuse Network of Conductive Tracks
Patent: 4,053,336 →
Application: 05/634,277 →
Semiconductor Resistive Network
Patent: 4,336,528 →
Application: 05/855,258 →
Semiconductor Devices
Patent: 4,161,742 →
Application: 05/876,137 →
Semiconductor Devices
Patent: 4,223,335 →
Application: 06/018,985 →
Automatic Electrical Motor Speed Control
Patent: 4,481,448 →
Application: 06/510,235 →
Cathode Ray Tube Display Systems
Patent: 4,682,086 →
Application: 06/650,642 →
Circuits for Converting from One Television Scanning Standard to Another
Patent: 4,583,118 →
Application: 06/650,643 →
Constant Voltage Circuits
Patent: 4,608,529 →
Application: 06/650,644 →
Bipolar Transistor Logic Circuits
Patent: 4,633,104 →
Application: 06/650,649 →
Semiconductor Decive Containing Bipolar Transistor Formed by Method Including Three Photolithgraphic Steps
Patent: 4,700,456 →
Application: 06/790,607 →
Cathode Ray Tube Display Systems
Patent: 4,760,313 →
Application: 07/097,430 →
Related Assignments (10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Dec 18, 1980
From: KANE JEFFREY
To: FERRANTI LIMITED, A COMPANY OF GREAT BRITAIN AND NORTHERN IRELAND
Reel/Frame 003814/0878 →
Assignment of Assignors Interest. Oct 4, 1983
From: BISHOP, MALCOLM J.
To: FERRANTI PLC BRIDGE HOUSE
Reel/Frame 004175/0143 →
Assignment of Assignors Interest. Nov 6, 1984
From: MALLINSON, ANDREW M.
To: FERRANTI PLC
Reel/Frame 004324/0274 →
Assignment of Assignors Interest. Dec 12, 1984
From: MALLINSON, ANDREW M.; HOODLESS, ADRIAN H. W.
To: FERRANTI PLC.
Reel/Frame 004339/0505 →
Assignment of Assignors Interest. Dec 17, 1984
From: MALLINSON, ANDREW M.; HOODLESS, ADRIAN H. W.
To: FERRANTI PLC, A COMPANY OF GREAT BRITAIN AND NORTHERN IRELAND
Reel/Frame 004342/0116 →
Assignment of Assignors Interest. Sep 1, 1992
From: PLESSEY OVERSEAS LIMITED
To: PLESSEY SEMICONDUCTORS LIMITED
Reel/Frame 006258/0010 →
Assignment of Assignors Interest. Dec 16, 1992
From: PLESSEY OVERSEAS LIMITED
To: PLESSEY SEMICONDUCTORS LIMITED
Reel/Frame 006348/0221 →
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 →
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 →