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Expired European patentEurope

Communication method, related buffering element and line termination element

EP 1182829 B1 · Applicant: ALCATEL

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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 August 22, 2000 and granted October 3, 2007. A European patent lasts at most 20 years from filing, so its term ended August 22, 2020.
  • 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 February 22, 2026.
  • 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.
FiledAugust 22, 2000
PublishedFebruary 27, 2002
GrantedOctober 3, 2007
Term endedAugust 22, 2020
Application numberEP 00402332
Classification (CPC)H04Q11/0478

Timeline

Timeline From EPO dates

2001200320052007200920112013201520172019Application filedAug 22, 2000PublishedFeb 27, 2002Patent grantedOct 3, 2007Term endedAug 22, 2020

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