Crystals of the sodium salt of pravastatin
CA 2379335 A1 · Owner: Pflaum, Zlatko · Inventors: Pflaum, Zlatko
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Lovastatin, pravastatin, simvastatin, mevastatin atorvastatin, fluvastatin , and cervastatin and derivatives and analogs thereof are known as HMG-CoA reductase inhibitors and are used as antihypercholesterolemic agents. The majority of them are produced by fermentation using microorganisms of different species identified as species belonging to Aspergillus Monascus, Nocardia, Amycolatopsis, Mucor or Penicillium genus some are obtained by , treating the fermentation products using the methods of chemical synthesis or they are the products. The present invention relates to a novel crystalline form of the sodium salt of pravastatin which is known by the chemical name 1naphthaleneheptanoid …
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
- Filed August 4, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 4, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 4, 2022.
- 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.