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Expired Canadian patentCanada

Analogs of atrial natriuretic peptides

CA 1340096 C · Owner: Lewicki, John A. · Inventors: Johnson, Lorin K.; Scarborough, Robert M. Jr.; Lewicki, John A.

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Abstract From the Canadian patent

Compounds and compositions comprising synthetic analogs of Atrial Natriuretic Peptides are provided together with methods for their production and use as natriuretics, diuretics and/or vasodilators or as, intermediates for or modulators of such useful compounds or of native Atrial Natriuretic Peptides.

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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 October 20, 1998. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 20, 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.
FiledNovember 4, 1986
GrantedOctober 20, 1998
Term endedOctober 20, 2015
Patent numberCA 1340096 C
Classification (IPC)C07K14/58 +2 more

Timeline

Timeline From CIPO dates

1987199019931996199920022005200820112014Application filedNov 4, 1986Patent grantedOct 20, 1998Term endedOct 20, 2015

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