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Expired European patentEurope

Programmable frequency divider in a phase lock loop

EP 0625826 B1 · Applicant: CODEX CORPORATION

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Overview

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

Read the whole patent

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 March 17, 1994 and granted August 25, 1999. A European patent lasts at most 20 years from filing, so its term ended March 17, 2014.
  • 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 September 17, 2019.
  • 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.
FiledMarch 17, 1994
PublishedNovember 23, 1994
GrantedAugust 25, 1999
Term endedMarch 17, 2014
Application numberEP 94104167
Classification (CPC)H03K23/665 +1 more

Timeline

Timeline From EPO dates

1995199719992001200320052007200920112013Application filedMarch 17, 1994PublishedNov 23, 1994Patent grantedAug 25, 1999Term endedMarch 17, 2014

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