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Silicone elastomer compositions

EP 0577357 A2 · Applicant: GENERAL ELECTRIC COMPANY

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Overview

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

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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 June 28, 1993 and never granted as a European patent. Had it been granted, its 20-year term would have ended June 28, 2013.
  • 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 28, 2018.
  • 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 28, 1993
PublishedJanuary 5, 1994
GrantedNever granted
Term endedJune 28, 2013
Application numberEP 93305013
Classification (CPC)C08L83/04

Timeline

Timeline From EPO dates

1994199619982000200220042006200820102012Application filedJune 28, 1993PublishedJan 5, 1994Term endedJune 28, 2013

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