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Expired European patentEurope

Clamp structure with sawtooth-like locking arrangement

EP 0657675 B1 · Applicant: Hans Oetiker AG Maschinen- und Apparatefabrik

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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 October 13, 1994 and granted April 14, 1999. A European patent lasts at most 20 years from filing, so its term ended October 13, 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 April 13, 2020.
  • 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.
FiledOctober 13, 1994
PublishedJune 14, 1995
GrantedApril 14, 1999
Term endedOctober 13, 2014
Application numberEP 94116194
Classification (CPC)F16L33/035

Timeline

Timeline From EPO dates

1995199719992001200320052007200920112013Application filedOct 13, 1994PublishedJune 14, 1995Patent grantedApril 14, 1999Term endedOct 13, 2014

Sources & verification