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Last Updated: November 15, 2024

Details for Patent: 4,876,248


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Summary for Patent: 4,876,248
Title: Anti-inflammatory products derived from methylene-diphosphonic acid, and process for their preparation
Abstract:The present invention relates to products of the formula ##STR1## where R.sub.1 is H or alkyl, n is an integer from 0 to 10, and R.sub.2 is chosen from amongst H, unsubstituted or substituted alkyl radicals, a ##STR2## group, a substituted or unsubstituted phenyl radical, a ##STR3## group, where X is oxygen or sulfur, or a heterocyclic radical with 5 or 6 members, which may or may not be fused to a benzene ring and R.sub.3 is H or OH. The present invention also relates to a process for the preparation of the products of the formula (I), and to the drugs, having in particular an anti-inflammatory effect, containing a product of formula (I).
Inventor(s): Breliere; Jean C. (Montpellier, FR), Emonds-Alt; Xavier (Montpellier, FR), Garcia; Georges (Saint-Gely-du-Fesc, FR)
Assignee: Sanofi (Paris, FR)
Application Number:07/165,080
Patent Claim Types:
see list of patent claims
Compound; Composition;

Drugs Protected by US Patent 4,876,248

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 4,876,248

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
France82 13250Jul 29, 1982

International Family Members for US Patent 4,876,248

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 0100718 ⤷  Sign Up SPC/GB96/027 United Kingdom ⤷  Sign Up
European Patent Office 0100718 ⤷  Sign Up 96C0006 Belgium ⤷  Sign Up
Argentina 242393 ⤷  Sign Up
Argentina 242394 ⤷  Sign Up
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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