IP Library Assignment 015172/0741
Patent Assignment
Reel/Frame 015172/0741

Assignment of Assignor's Interest

Recorded: 2004-04-05 Pages: 3
Assignor
LEEPER, KIM D.
Executed: 2004-03-01
Assignee
BIRMINGHAM SYSTEMS LIMITED
58 ALLEYN ROAD, DULWICH, LONDON, SE21-8AH-GB, GREAT BRITAIN
Covered Property (1)
System and Method for Authenticating Electronic Documents
Patent: 7,346,779 →
Application: 10/204,632 →
Publication: US 2003/0195935
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 21, 2011
From: BIRMINGHAM SYSTEMS LIMITED
To: XYGON COMPUTERS LIMITED
Reel/Frame 025838/0594 →