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Expired European patentEurope

A pivotable stacking device for an electro-photographic printer

EP 0458792 B1 · Applicant: Siemens Nixdorf Informationssysteme Aktiengesellschaft

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 January 15, 1990 and granted September 1, 1993. A European patent lasts at most 20 years from filing, so its term ended January 15, 2010.
  • 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 July 15, 2015.
  • 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.
FiledJanuary 15, 1990
PublishedDecember 4, 1991
GrantedSeptember 1, 1993
Term endedJanuary 15, 2010
Application numberEP 90901558
Classification (CPC)B41J11/58

Timeline

Timeline From EPO dates

1991199319951997199920012003200520072009Application filedJan 15, 1990PublishedDec 4, 1991Patent grantedSep 1, 1993Term endedJan 15, 2010

Sources & verification