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. 26, 2013
Filed:
Nov. 27, 2009
Jooyoung Lee, Seoul, KR;
Hyon-gon Choo, Daejon, KR;
Jeho Nam, Seoul, KR;
Jin-woo Hong, Daejon, KR;
Moon-kyun OH, Daejon, KR;
Sang-kwon Shin, Daejon, KR;
Won-sik Cheong, Daejon, KR;
Sangwoo Ahn, Daejon, KR;
Jooyoung Lee, Seoul, KR;
Hyon-Gon Choo, Daejon, KR;
Jeho Nam, Seoul, KR;
Jin-Woo Hong, Daejon, KR;
Moon-Kyun Oh, Daejon, KR;
Sang-Kwon Shin, Daejon, KR;
Won-Sik Cheong, Daejon, KR;
Sangwoo Ahn, Daejon, KR;
Abstract
A system for authenticating personal use of contents by using a portable storage medium includes: a portable personal use authentication device configured to store domain authentication information; and a contents personal use authentication apparatus configured to extract playback information for playing a provided content based on the domain authentication information and provide the extracted playback information to a player.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile