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Expired Canadian patentCanada

Method for preventing heartburn

CA 2178277 C · Owner: Berlin, Roger · Inventors: Gates, Thomas N.; Simon, Thomas; Berlin, Roger

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A method for preventing heartburn episodes reducing the, risk of heartburn episodes and reducing the severity of heartburn episodes, in a patient susceptible to suffering heartburn episodes following ingestion of heartburn-inducing food or beverage comprising, administering to the patient prior to consumption by the patient of the food or beverage, a composition comprising an amount of famotidine between about 5 mg and 20 mg.

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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 June 5, 1996 and granted November 14, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 5, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 5, 1996
GrantedNovember 14, 2000
Term endedJune 5, 2016
Patent numberCA 2178277 C
Classification (IPC)A61K31/42

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedJune 5, 1996Patent grantedNov 14, 2000Term endedJune 5, 2016

Sources & verification

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