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. 25, 2014
Filed:
Dec. 17, 2012
Roy Peter D'souza, Belleview, WA (US);
Lars Kuhtz, Seattle, WA (US);
Roy Peter D'Souza, Belleview, WA (US);
Lars Kuhtz, Seattle, WA (US);
AlephCloud Systems, Inc., Sunnyvale, CA (US);
Abstract
Methods, systems and apparatuses for monitoring and controlling access to an electronic content are disclosed. One method includes creating, by an owner server, a group comprising generating a group public key PKand a group secret key SK. The method further includes adding, by the owner server, a member to the group, comprising generating a first share SKfrom the group secret key SKand a public key of a member, and a second share SKfrom the group secret key SKand a public key of a mediator, and providing, by the owner server, the first share SKto a member server of the member and the second shares SKto a mediator server of the mediator.