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Expired Canadian patentCanada

1-phenyl substituted-2-hydroxymethyl 3,4,5-trihydroxypiperidine compounds

CA 1160634 A · Owner: Bayer Aktiengesellschaft · Inventors: Junge, Bodo; Sitt, Rudiger; Stoltefuss, Jurgen

CIPO record

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Abstract From the Canadian patent

The invention relates to 3,4,5-trihydsoxypiperidine compound of Formula (I) as well as methods for the preparation of said compounds. Also included in the invention are compositions containing said piperidine compounds and methods for the use of said piperidine compounds and compositions. The invention further includes veterinary compositions containing said piperidine compounds and their use in animal nutrition. The piperidine compounds of Formula (I) are useful as agents against prediabetes, gastritis constipation, infections of the gastro-intestinal tract meteorism, flatulence, caries, arteriosclerosis and hypertension and in particular against diabetes, hyperlipaemia and adiposity, and …

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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

  • Granted January 17, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 17, 2001.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 24, 1981
GrantedJanuary 17, 1984
Term endedJanuary 17, 2001
Patent numberCA 1160634 A
Classification (IPC)C07D211/46 +2 more

Timeline

Timeline From CIPO dates

1982198419861988199019921994199619982000Application filedFeb 24, 1981Patent grantedJan 17, 1984Term endedJan 17, 2001

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