Patent Number: 7,614,081

Title: Managing and sharing identities on a network

Abstract: A digital content file having user history information is received at a first device. The user history information includes an alias name of a previous user of the digital content file. A user may review the user history information of the digital content file for information of the previous user of the digital content.

Inventors: Prohel; Andrew M. (San Francisco, CA), McKay; Philip (San Francisco, CA), Wibisono; Himgan (San Francisco, CA), Hoch; Michael (San Jose, CA), Liu; Jeff (Fremont, CA), Gauba; Ravi (Fremont, CA), Wang; Sidney (Pleasanton, CA), Tambata; Ippei (San Francisco, CA), Coppinger; Elizabeth (Montclair, NJ), Harwayne; Michael S. (New York, NY), Lea; Rodger (Vancouver, CA)

Assignee: Sony Corporation

International Classification: G06F 7/04 (20060101)

Expiration Date: 1/03/02017