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Last Updated: March 28, 2024

Details for Patent: 5,294,636


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Summary for Patent: 5,294,636
Title: Crystalline form of indole derivative and pharmaceutical method thereof
Abstract:A physical form of N-[4-[5 -(cyclopentyloxycarbonyl)amino-1-methyl-indol-3-ylmethyl]-3-methoxybenzoyl ]-2-methylbenzenesulphonamide substantially free of other physical forms, which form is crystalline, has an X-ray powder diffraction pattern with specific peaks occuring at 2.theta.=8.1, 13.7, 16.4, 20.5 and 23.7.degree. and an infra-red spectrum (0.5% in KBr) having sharp peaks at 3370, 1670, 1525, 1490, 1280, 890, 870 and 550 cm.sup.-1, a process for its preparation and pharmaceutical compositions containing it. Also disclosed is a flowable preparation of the physical form which is in the form of soft pellets, and a process for obtaining this preparation.
Inventor(s): Edwards; Martin P. (Bollington, GB2), Sherwood; John D. (Congleton, GB2)
Assignee: Imperial Chemical Industries plc (London, GB2)
Application Number:07/805,426
Patent Claim Types:
see list of patent claims
Compound; Composition; Delivery; Use;

Drugs Protected by US Patent 5,294,636

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: 5,294,636

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9027018Dec 12, 1990

International Family Members for US Patent 5,294,636

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO) 286 ⤷  Try a Trial
African Regional IP Organization (ARIPO) 9100341 ⤷  Try a Trial
Austria 145199 ⤷  Try a Trial
Australia 656344 ⤷  Try a Trial
Australia 8899591 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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