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Expired European patentEurope

Mortar

EP 0134775 B1 · Applicant: VEREINIGTE EDELSTAHLWERKE AKTIENGESELLSCHAFT (VEW)

EPO PDF

Overview

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

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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.

Why it's free to use

  • Filed June 4, 1984 and granted November 19, 1987. A European patent lasts at most 20 years from filing, so its term ended June 4, 2004.
  • 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 December 4, 2009.
  • 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.
FiledJune 4, 1984
PublishedMarch 20, 1985
GrantedNovember 19, 1987
Term endedJune 4, 2004
Application numberEP 84890106
Classification (CPC)F41F1/06

Timeline

Timeline From EPO dates

1985198719891991199319951997199920012003Application filedJune 4, 1984PublishedMarch 20, 1985Patent grantedNov 19, 1987Term endedJune 4, 2004

Sources & verification