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EP 0200346 B1 · Applicant: UTDC Inc.

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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 24, 1986 and granted January 7, 1993. A European patent lasts at most 20 years from filing, so its term ended March 24, 2006.
  • 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 24, 2011.
  • 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 24, 1986
PublishedDecember 10, 1986
GrantedJanuary 7, 1993
Term endedMarch 24, 2006
Application numberEP 86302167
Classification (CPC)B60L13/03 +1 more

Timeline

Timeline From EPO dates

1987198919911993199519971999200120032005Application filedMarch 24, 1986PublishedDec 10, 1986Patent grantedJan 7, 1993Term endedMarch 24, 2006

Sources & verification