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Expired European patentEurope

Adhered membranes retaining porosity and biological activity in assay device for measuring serum cholesterol associated with high-density lipoproteins

EP 1608985 B1 · Applicant: CHOLESTECH CORPORATION

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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 1, 2004 and granted January 14, 2009. A European patent lasts at most 20 years from filing, so its term ended April 1, 2024.
  • 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.
FiledApril 1, 2004
PublishedDecember 28, 2005
GrantedJanuary 14, 2009
Term endedApril 1, 2024
Application numberEP 04758712
Classification (CPC)G01N33/92 +2 more

Timeline

Timeline From EPO dates

2005200720092011201320152017201920212023Application filedApril 1, 2004PublishedDec 28, 2005Patent grantedJan 14, 2009Term endedApril 1, 2024

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