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Expired European patentEurope

Spectacle lenses and a pair of spectacles using the same

EP 1014151 B1 · Applicant: Yamamoto Kogaku Kabushiki Kaisha

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Overview

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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 December 20, 1999 and granted March 1, 2006. A European patent lasts at most 20 years from filing, so its term ended December 20, 2019.
  • A supplementary protection certificate, which can extend a medicine or crop-protection patent, adds at most five and a half years, so even that would have ended by June 20, 2025.
  • 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.
FiledDecember 20, 1999
PublishedJune 28, 2000
GrantedMarch 1, 2006
Term endedDecember 20, 2019
Application numberEP 99125448
Classification (CPC)G02C7/02

Timeline

Timeline From EPO dates

2000200220042006200820102012201420162018Application filedDec 20, 1999PublishedJune 28, 2000Patent grantedMarch 1, 2006Term endedDec 20, 2019

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