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Expired European patentEurope

Methods and apparatuses of estimating the position of a mobile user in a system of satellite differential navigation

EP 1728094 B1 · Applicant: Topcon GPS LLC

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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 February 23, 2005 and granted July 27, 2016. A European patent lasts at most 20 years from filing, so its term ended February 23, 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.
FiledFebruary 23, 2005
PublishedDecember 6, 2006
GrantedJuly 27, 2016
Term endedFebruary 23, 2025
Application numberEP 05723832
Classification (CPC)G01S19/44

Timeline

Timeline From EPO dates

2006200820102012201420162018202020222024Application filedFeb 23, 2005PublishedDec 6, 2006Patent grantedJuly 27, 2016Term endedFeb 23, 2025

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