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Expired Canadian patentCanada

T1r taste receptors and genes encoding same

CA 2776701 C · Owner: Senomyx, Inc. · Inventors: Adler, Jon Elliot; Staszewski, Lena; Zozulya, Sergey

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Abstract From the Canadian patent

Newly identified mammalian taste-cell-specific G protein-coupled receptors and the genes and cDNA encoding said receptors are described. Specifically T1R G protein- coupled receptors active in taste-signaling and the genes and cDNA encoding the same are described, along with methods for isolating such genes and for isolating and expressing such receptors. Methods for representing taste perception of a particular taste stimulus in a mammal are also described as are methods for generating novel molecules or combinations or molecules that elicit a predetermined taste perception in a mammal and methods for stimulating one or more tastes. Further methods for stimulating or blocking taste …

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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 January 3, 2002 and granted February 20, 2018. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 3, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 3, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 3, 2002
GrantedFebruary 20, 2018
Term endedJanuary 3, 2022
Patent numberCA 2776701 C
Classification (IPC)C12N15/12 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJan 3, 2002Patent grantedFeb 20, 2018Term endedJan 3, 2022

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