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Expired European patentEurope

Circular knitting machine with compound needles

EP 0302286 B1 · Applicant: SIPRA Patententwicklungs- und Beteiligungsgesellschaft mbH

EPO PDF

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 July 16, 1988 and granted October 19, 1994. A European patent lasts at most 20 years from filing, so its term ended July 16, 2008.
  • 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 January 16, 2014.
  • 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.
FiledJuly 16, 1988
PublishedFebruary 8, 1989
GrantedOctober 19, 1994
Term endedJuly 16, 2008
Application numberEP 88111469
Classification (CPC)D04B15/32 +2 more

Timeline

Timeline From EPO dates

1989199119931995199719992001200320052007Application filedJuly 16, 1988PublishedFeb 8, 1989Patent grantedOct 19, 1994Term endedJuly 16, 2008

Sources & verification