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Expired Canadian patentCanada

Vertebrate intestinal protein which absorbs cholesterol, and the use of this protein for identifying inhibitors of intestinal cholesterol transport

CA 2420652 C · Owner: Sanofi-Aventis Deutschland Gmbh · Inventors: Kramer, Werner; Glombik, Heiner

CIPO record

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Abstract From the Canadian patent

The invention relates to a vertebrate intestinal protein which absorbs cholesterol. It, was possible to identify the protein by means of high-affinity crosslinking compounds. The invention further relates to the use of this protein for carrying out a, method for identifying a compound which inhibits cholesterol transport in the intestine.

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed August 18, 2001 and granted April 2, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 18, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 18, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 18, 2001
GrantedApril 2, 2013
Term endedAugust 18, 2021
Patent numberCA 2420652 C
Classification (IPC)C07K14/47 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedAug 18, 2001Patent grantedApril 2, 2013Term endedAug 18, 2021

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.