IP Library Assignment 004971/0604
Patent Assignment
Reel/Frame 004971/0604

Assignment of Assignors Interest.

Recorded: 1988-11-01 Pages: 1
Assignors
MADDERN, THOMAS S.
Executed: 1988-09-05
CHOPPING, GEOFFREY
Executed: 1988-09-05
Assignee
PLESSEY COMPANY PLC., THE
VICARAGE LANE, ILFORD, ESSEX, ENGLAND, UNITED KINGDOM
Covered Property (1)
Telecommunications Digital Switch
Patent: 4,912,700 →
Application: 07/265,821 →
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Nov 20, 1990
From: PLESSEY COMPANY LIMITED, THE
To: GEC PLESSEY TELECOMMUNICATIONS LIMITED, NEW CENTURY PARK, P.O. BOX 53, COVENTRY, CV3 1HJ
Reel/Frame 005511/0015 →
Change of Name Oct 22, 2003
From: GPT LIMITED
To: MARCONI COMMUNICATIONS LTD.
Reel/Frame 014588/0826 →
Assignment of Assignor's Interest Oct 22, 2003
From: MARCONI COMMUNICATIONS LIMITED
To: MARCONI UK INTELLECTUAL PROPERTY LTD.
Reel/Frame 014624/0723 →
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 →