Multivalent agonists, partial agonists, inverse agonists and antagonists of the d1 receptors
CA 2321170 A1 · Owner: Griffin, John H. · Inventors: Griffin, John H.; Yang, Guang; Thomas, G. Roger
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed are multibinding compounds which are agonists partial agonists, inverse agonists or antagonists of the D1 receptors preferably, agonists of , the D1 receptors which are involved in neurological disorders. The multibinding compounds of this invention containing from 2 to 10 ligands covalently attached to one or more linkers. Each ligand is an agonist partial , agonist, inverse agonist or antagonist of the D1 receptors. The multibinding compounds of this invention are useful for the prophylaxis and treatment of various disorders such as hypertension angina, congestive heart failure, renal failure (including chronic and acute renal failure) impotence, psychosexual disorders, …
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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 7, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 7, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 7, 2021.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.