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:
Jul. 14, 2015
Filed:
Oct. 29, 2008
Brent Russell Smith, Redmond, WA (US);
Tom Killalea, Seattle, WA (US);
Brent Russell Smith, Redmond, WA (US);
Tom Killalea, Seattle, WA (US);
Amazon Technologies, Inc., Reno, NV (US);
Abstract
Providing presence information within digital items is described. In one example, a server system receives presence information from a plurality of client devices. The presence information indicates a portion of a digital item associated with at least one user of each respective client device. The server system also receives a user identification request from a requesting client device to identify one or more users of the plurality of client devices associated with a particular portion of the digital item. Additionally, the server system identifies a user of a particular client device associated with the particular portion of the digital item based on the presence information of the particular client device and sends an identifier of the user of the particular client device to the requesting client device.