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:
Oct. 24, 2017
Filed:
May. 03, 2010
Fei Cao, Shenzhen, CN;
Fei Cao, Shenzhen, CN;
Tencent Technology (Shenzhen) Company Limited, Shenzhen, CN;
Abstract
A file transfer system including: a file sender, a file receiver, an Instant Messaging (IM) server, a file relay policy server and a file relay server. Also disclosed are the internal structures of the above file relay policy server and IM server and a file transfer method. If the file receiver has not logged in the IM system, it is possible that the file sender sends a file to the file relay policy server, the file relay policy server forwards the file to an appropriate file relay server, and the file relay server transfers the file to a mobile terminal as the file receiver according to a file transfer protocol of the file relay server itself, thereby facilitating the file transfer for the mobile subscriber and enhancing the mobile subscriber's experience in using the mobile IM service.