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Expired European patentEurope

Improved building system for multi-storey buildings

EP 0229460 B1 · Applicant: Australian Stratacore Holdings Ltd

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 November 5, 1986 and granted July 25, 1990. A European patent lasts at most 20 years from filing, so its term ended November 5, 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 May 5, 2012.
  • 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.
FiledNovember 5, 1986
PublishedJuly 22, 1987
GrantedJuly 25, 1990
Term endedNovember 5, 2006
Application numberEP 86308616
Classification (CPC)E04B1/35

Timeline

Timeline From EPO dates

1987198919911993199519971999200120032005Application filedNov 5, 1986PublishedJuly 22, 1987Patent grantedJuly 25, 1990Term endedNov 5, 2006

Sources & verification