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Expired European patentEurope

Device for concentrating radiation of a light source

EP 1189089 B1 · Applicant: Carl Zeiss SMT AG

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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 August 14, 2001 and granted April 25, 2007. A European patent lasts at most 20 years from filing, so its term ended August 14, 2021.
  • Supplementary protection certificates extend only medicine and crop-protection patents, and it isn't classified as either.
  • 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.
FiledAugust 14, 2001
PublishedMarch 20, 2002
GrantedApril 25, 2007
Term endedAugust 14, 2021
Application numberEP 01119485
Classification (CPC)G02B27/0025 +2 more

Timeline

Timeline From EPO dates

2002200420062008201020122014201620182020Application filedAug 14, 2001PublishedMarch 20, 2002Patent grantedApril 25, 2007Term endedAug 14, 2021

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