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Last Updated: March 28, 2024

Details for Patent: 3,975,536


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Summary for Patent: 3,975,536
Title: Composition
Abstract:There is described a composition comprising a substantially clear, sterile aqueous solution containing as active ingredient a therapeutically useful proportion of 1,3-bis(2-carboxy-chromon-5-yloxy)-propan-2-ol, or a pharmaceutically acceptable (e.g. the di-sodium) salt thereof, or 5,5'-[[5,5'-(2-hydroxytrimethylene)dioxy]bis[4-oxo-4H-1-benzopyran-2-yl]]t etrazole, or a pharmaceutically acceptable (e.g. the di-sodium) salt thereof. The composition is indicated for the treatment of conditions of the eye and the nose.
Inventor(s): Stevenson; Neil Arthur (Loughborough, EN), Wardell; George (Loughborough, EN)
Assignee: Fisons Limited (London, EN)
Application Number:05/471,141
Patent Claim Types:
see list of patent claims
Composition; Formulation; Compound;

Drugs Protected by US Patent 3,975,536

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: 3,975,536

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
14529/71May 12, 1971
57169/71Dec 9, 1971
25237/73May 25, 1973
25238/73May 25, 1973
26649/73Jun 5, 1973
33325/73Jul 12, 1973

International Family Members for US Patent 3,975,536

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 4208072 ⤷  Try a Trial
Australia 465305 ⤷  Try a Trial
Belgium 782981 ⤷  Try a Trial
Canada 1000201 ⤷  Try a Trial
Cyprus 955 ⤷  Try a Trial
Germany 2223237 ⤷  Try a Trial
Germany 2266025 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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