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:
Mar. 04, 2014
Filed:
Jun. 13, 2012
Mark J. Stefik, Portola Valley, CA (US);
Glen W. Petrie, Los Gatos, CA (US);
Steve A. Okamoto, Torrance, CA (US);
Nicholas H. Briggs, Palo Alto, CA (US);
Mark J. Stefik, Portola Valley, CA (US);
Glen W. Petrie, Los Gatos, CA (US);
Steve A. Okamoto, Torrance, CA (US);
Nicholas H. Briggs, Palo Alto, CA (US);
ContentGuard Holdings, Inc., Plano, TX (US);
Abstract
Method, apparatus, and media for embedding a watermark in digital content. An exemplary method comprises receiving digital content in an encrypted form, receiving a decryption key associated with the digital content, receiving permitted use information specifying conditions under which the digital content is permitted to be rendered and indicating that a watermark is to be embedded in a rendered copy of the digital content, determining whether the conditions are satisfied, and rendering the digital content if the conditions are satisfied based on the determining, the rendering including generating a watermark based on the permitted use information and creating a rendered copy of the digital content having the watermark embedded therein.