The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 14, 2011
Filed:
Sep. 24, 2008
Jonathan James Stone, Reading, GB;
Jason Charles Pelly, Reading, GB;
Paul Gugenheim, West Hampstead, GB;
Isabel Delacour, Basingstoke, GB;
Richard Foster, Fordingbridge, GB;
Andrew Collins, Basingstoke, GB;
Jonathan James Stone, Reading, GB;
Jason Charles Pelly, Reading, GB;
Paul Gugenheim, West Hampstead, GB;
Isabel DeLacour, Basingstoke, GB;
Richard Foster, Fordingbridge, GB;
Andrew Collins, Basingstoke, GB;
Sony United Kingdom Limited, Weybridge, GB;
Abstract
A client device for use in a system having a server, the client device including: a receiving device configured to receive information material from the server, the information material containing a reversible modification providing a visually perceptible disturbing effect having been applied to the information material by using an invertible algorithm which uses values generated from one or more keys, and to receive identifying information that distinguishes the information material from other information material available from the server and condition information which defines a predetermined condition that should be met in order for the reversible modification to be reversed.