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Expired European patentEurope

Integrated circuit i/o using a high performance bus interface

EP 1022641 B1 · Applicant: RAMBUS INC.

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Overview

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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 April 16, 1991 and granted March 7, 2007. A European patent lasts at most 20 years from filing, so its term ended April 16, 2011.
  • 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 October 16, 2016.
  • 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.
FiledApril 16, 1991
PublishedJuly 26, 2000
GrantedMarch 7, 2007
Term endedApril 16, 2011
Application numberEP 00100018
Classification (CPC)G11C5/00 +2 more

Timeline

Timeline From EPO dates

1992199419961998200020022004200620082010Application filedApril 16, 1991PublishedJuly 26, 2000Patent grantedMarch 7, 2007Term endedApril 16, 2011

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