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Expired Canadian patentCanada

Nadh and nadph as drugs for treating alzheimer's disease

CA 2105912 C · Owner: Birkmayer, Jorg · Inventors: Birkmayer, Jorg

CIPO record

Overview

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

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Abstract From the Canadian patent

Use of the reduced form of nicotinamide adenine dinucleotide (NADH), the reduced form of nicotinamide adenine dinucleotide phosphate (NADPH), or a physiologically compatible salt thereof for the treatment of Alzheimer's disease is disclosed. Also disclosed is a composition for the treatment of Alzheimer's disease. The composition comprises NADH NADPH or a physiologically, compatible salt thereof and a pharmaceutically acceptable carrier.

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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 September 10, 1993 and granted November 14, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 10, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 10, 2015.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 10, 1993
GrantedNovember 14, 2000
Term endedSeptember 10, 2013
Patent numberCA 2105912 C
Classification (IPC)A61K31/70 +2 more

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedSep 10, 1993Patent grantedNov 14, 2000Term endedSep 10, 2013

Sources & verification

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