Patent · US Expired

Methods and apparatuses for single-connection file synchronization workgroup file update

US6654746B1 · kind B1 · utility

132Cited by
18References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 3, 1999
Grant dateNov 25, 2003
Priority date
Expiry dateMay 3, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S707/99953
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A server computer updates client computers' copies of subscription files stored on a network. The server computer retrieves a database record from a subscription database. The database record includes at least client computer and subscription file information. The server computer checks the subscription file stored on the network for any changes which may have occurred to the file since the previous checking of the subscription file preferably by comparing the last save time stamp to a time stamp on the subscription file stored on the network. If changes have occurred, the server computer creates an update file for the client computer and transmits the update file to the client computer, preferably by electronic mail. Each database record may further contain a check interval indicating the periodicity of the checking of the subscription file for changes. The database record may further contain a time last checked field which is updated each time the subscription file is checked for changes. The subscription file is checked for changes only when the current time is equal to or greater than the time last checked plus the check interval. The subscription database is built by the serve…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.