Patent Assignment
Reel/Frame 005511/0015
Assignment of Assignors Interest.
Recorded: 1990-11-20
Pages: 4
Assignor
PLESSEY COMPANY LIMITED, THE
Executed: 1990-10-25
Covered Properties
(10)
Channel Zero Switching Arrangements for Digital Telecommunication Exchanges
Patent:
4,365,330 →
Application:
06/175,718 →
Telecommunications Switching Network Using Digital Switching Modules
Patent:
4,425,640 →
Application:
06/255,487 →
Time Division Multiplex Telecommunication Digital Switching Modules
Patent:
4,425,641 →
Application:
06/276,494 →
Telecommunications Digital Switchblock Utilizing Control Switch State Maps
Patent:
4,530,089 →
Application:
06/517,289 →
Arrangement for Controlling Switched Speech or Data Communication in a Communications Exchange
Patent:
4,648,090 →
Application:
06/697,230 →
Method of Growth of a Digital Switchblock
Patent:
4,587,649 →
Application:
06/783,279 →
Widebband/Multislot Switching Arrangement
Patent:
4,905,223 →
Application:
07/156,503 →
Synchronisation Arrangements for a Digital Telecommunications Exchange System
Patent:
4,864,556 →
Application:
07/166,931 →
Telecommunications Digital Switch
Patent:
4,912,700 →
Application:
07/265,821 →
A Circuit Arrangement for Use in Time Division Multiplexed Signalling System
Patent:
4,984,236 →
Application:
07/296,726 →
Related Assignments
(15)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 6, 1980
From: CHOPPING GEOFFREY; MOBERLY ROBERT V.; PHILIP ALEXANDRIA S.
To: PLESSEY COMPANY LIMITED, THE,
Reel/Frame 003794/0170 →
Assignment of Assignors Interest.
Apr 20, 1981
From: PHILIP ALEXANDER S.; MADDERN THOMAS S.
To: PLESSEY COMPANY LIMITED, VICARAGE LANE, ILFORD, ESSEX, ENGLAND
Reel/Frame 003880/0172 →
Assignment of Assignors Interest.
Jun 23, 1981
From: FRENCH, JOSEPH A.; MADDERN, THOMAS S.; PHILIP, ALEXANDER S.
To: PLESSEY COMPANY LIMITED, THE
Reel/Frame 003897/0130 →
Change of Name Effective Date: 09/23/81
Apr 1, 1982
From: PLESSEY COMPANY (1925) LIMITED THE
To: PLESSEY COMPANY PLC, THE
Reel/Frame 003958/0184 →
Assignment of Assignors Interest.
Jul 26, 1983
From: ANSELL, JOHN W.; MADDERN, THOMAS S.; PHILIP, ALEXANDER S.
To: PLESSEY COMPANY PLC, THE
Reel/Frame 004159/0350 →
Assignment of Assignors Interest.
Feb 1, 1985
From: MADDERN, THOMAS S.; PHILIP, ALEXANDER S.
To: PLESSEY COMPANY PLC, THE
Reel/Frame 004365/0601 →
Assignment of Assignors Interest.
Jun 9, 1988
From: PROCTOR, RICHARD J.; MADDERN, THOMAS S.
To: PLESSEY COMPANY PLC., THE
Reel/Frame 004886/0555 →
Assignment of Assignors Interest.
Nov 1, 1988
From: MADDERN, THOMAS S.; CHOPPING, GEOFFREY
To: PLESSEY COMPANY PLC., THE
Reel/Frame 004971/0604 →
Assignment of Assignors Interest.
Mar 10, 1989
From: CHOPPING, GEOFFREY; BORLAND, ANDREW K.
To: PLESSEY COMPANY PLC,
Reel/Frame 005053/0669 →
Assignment of Assignors Interest.
Apr 3, 1989
From: CHOPPING, GEOFFREY; MARIC, MILAN Z.
To: PLESSEY COMPANY, PLC, THE
Reel/Frame 005036/0718 →
Assignment of Assignor's Interest
Oct 22, 2003
From: MARCONI COMMUNICATIONS LIMITED
To: MARCONI UK INTELLECTUAL PROPERTY LTD.
Reel/Frame 014624/0723 →
Change of Name
Oct 22, 2003
From: GEC PLESSEY TELECOMMUNICATIONS LTD.
To: GPT LTD.
Reel/Frame 014624/0175 →
Change of Name
Oct 22, 2003
From: GPT LIMITED
To: MARCONI COMMUNICATIONS LTD.
Reel/Frame 014588/0826 →
Assignment of Assignor's Interest
Nov 22, 2006
From: MARCONI UK INTELLECTUAL PROPERTY LTD.
To: M(DGP1) LTD
Reel/Frame 018635/0425 →
Assignment of Assignor's Interest
Nov 22, 2006
From: M(DGP1) LTD
To: ERICSSON AB
Reel/Frame 018797/0607 →