Matrix metalloproteinase inhibitors
CA 2265671 A1 · Owner: Corigli, Riccardo · Inventors: Perrone, Ettore; Alpegiani, Marco; Jabes, Daniela
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A compound which is an amine derivative of formula (I) wherein W is -CONHOH or -COOH; R1 and R2 are each hydrogen or an organic residue R3 is an organic , group, Q is a secondary or tertiary acyclic or cyclic amido group and the , pharmaceutically acceptable salts solvates and hydrates thereof, are , inhibitors of matrix metalloproteinases (MMPs) and of the release of tumor necrosis factor-alpha (TNF) from cells. They are therefore useful in the prevention, control and treatment of diseases in which MMPs or TNF are involved, especially tumoral and inflammatory diseases. Processes for their preparation and pharmaceutical compositions containing them are also described.
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 July 7, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 7, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 7, 2020.
- 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.