Patent Yard Sign in
Expired Canadian patentCanada

Atrial natriuretic/vasodilator polypeptides

CA 1340282 C · Owner: Biotechnology Research Partners, Ltd. · Inventors: Laragh, John H.; Johnson, Lorin K.; Lewicki, John A.

CIPO record

Overview

Drawings and full text

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

Open the CIPO record

Abstract From the Canadian patent

Methods and compositions are Provided for inducing natriuresis, diuresis and vasodilatation in mammalian hosts by administering atrial natriuretic/vasodilator polypeptides to said host. Also provided are methods for producing such polypeptides, and antibodies which are capable of recognizing and specifically binding to them.

Read the whole patent

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 December 22, 1998. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 22, 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.
FiledApril 16, 1986
GrantedDecember 22, 1998
Term endedDecember 22, 2015
Patent numberCA 1340282 C
Classification (IPC)C07K14/48 +1 more

Timeline

Timeline From CIPO dates

1987199019931996199920022005200820112014Application filedApril 16, 1986Patent grantedDec 22, 1998Term endedDec 22, 2015

Sources & verification

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