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Expired European patentEurope

Location-based social software for mobile devices

EP 1751997 B1 · Applicant: Google, Inc.

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Overview

The published document from the EPO: abstract, claims, description and drawings. Open it full size

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Listed from its EPO record in Patent Yard's archive of European patents past their term. Its claims, description and drawings are in the EPO PDF and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed May 12, 2005 and granted August 7, 2019. A European patent lasts at most 20 years from filing, so its term ended May 12, 2025.
  • Supplementary protection certificates extend only medicine and crop-protection patents, and it isn't classified as either.
  • We check European rights only. A US or other national patent in its family could still be in force: check its family on Espacenet or Google Patents.
FiledMay 12, 2005
PublishedFebruary 14, 2007
GrantedAugust 7, 2019
Term endedMay 12, 2025
Application numberEP 05747447
Classification (CPC)H04L51/52 +2 more

Timeline

Timeline From EPO dates

2006200820102012201420162018202020222024Application filedMay 12, 2005PublishedFeb 14, 2007Patent grantedAug 7, 2019Term endedMay 12, 2025

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