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.:

US 8375454 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 12, 2013

Filed:

Dec. 29, 2008
Applicant:

Xiaoyu Sun, Guangdong Providence, CN;

Inventor:

Xiaoyu Sun, Guangdong Providence, CN;

Assignee:

ZTE Corporation, Shenzhen, Guangdong Province, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 7/04 (2006.01); G06F 17/30 (2006.01); H04N 7/16 (2011.01);
U.S. Cl.
CPC ...
Abstract

A method for locking the application program includes: when running a application program stored in a terminal, it judges whether a first unlocking key of the application program exists in the terminal; in the case that the first unlocking key does not exist, the terminal generates and stores the first unlocking key, and sends it to a device; judging whether the device has locked the application program, in the case that the result of judgment is no, proceeding to the first step, otherwise proceeding to the second step: the first step, the device locks the application program, generates a second unlocking key, and notifies the second unlocking key to a user, proceeding to the second step; the second step, performing the authentication process for the user; in the case that the first unlocking key exists in the terminal, the first unlocking key is sent to the device, judging whether the device has locked the application program or not, if not, proceeding to the third step, otherwise proceeding to the forth step; the third step, the device locks the application program, generates the second unlocking key and notifies the second unlocking key to the user, proceeding to the forth step; the forth step, performing the verification process.


Find Patent Forward Citations

Sun, Xiaoyu. (2013). Method for locking an application program (U.S. Patent No. 8375454). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8375454

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