IP Library Assignment 004955/0275
Patent Assignment
Reel/Frame 004955/0275

Assignment of Assignors Interest.

Recorded: 1988-10-19 Pages: 2
Assignor
MASON, ARTHUR G.
Executed: 1985-03-04
Assignee
INDEPENDENT BROADCASTING AUTHORITY
LONDON, UNITED KINGDOM
Covered Property (1)
Security System for Television Signal Encryption
Patent: 4,802,215 →
Application: 06/713,904 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jun 15, 1989
From: SPERRY-SUN WELL SURVEYING COMPANY
To: SPERRY-SUN, INC., A CORP. OF DE.
Reel/Frame 005208/0153 →