Matrix metalloproteinase inhibitors and their therapeutic uses
CA 2256716 A1 · Owner: Picard, Joseph Armand · Inventors: O'Brien, Patrick Michael; Sliskovic, Drago Robert; Picard, Joseph Armand
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a method of inhibiting matrix metalloproteinases using compounds that are dibenzofuran sulfonamide derivatives having Formula (I). More particularly the present invention , relates to a method of treating diseases in which matrix metalloproteinases are involved such as multiple sclerosis atherosclerotic plaque rupture, restenosis aortic aneurism, heart failure, periodontal disease corneal , ulceration, burns, decubital ulcers chronic ulcers or wounds, cancer , metastasis tumor angiogenesis, arthritis, or other autoimmune or inflammatory diseases dependent upon tissue invasion by leukocytes.
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 22, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 22, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 22, 2019.
- 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.