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Last Updated: February 25, 2020

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Details for Patent: 4,076,831

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Summary for Patent: 4,076,831
Title: Pyrano[3,4-b]-indole derivatives, pharmaceutical compositions and methods of use
Abstract:Indole derivatives characterized by having a 1,3,4,9-tetrahydropyrano[3,4-b]indole or 1,3,4,9-tetrahydrothiopyrano[3,4-b]indole nucleus bearing a substituent in position 1, said substituent incorporating an acid, ester or amide function therein, are disclosed. The nucleus is further substituted at position 1 and may be optionally substituted at positions 3, 4, 5, 6, 7, 8, and 9. The derivatives are useful antiinflammatory, analgesic, antibacterial and antifungal agents and methods for their preparation and use are also disclosed.
Inventor(s): Demerson; Christopher A. (Montreal, CA), Humber; Leslie G. (Dollard des Ormeaux, CA), Dobson; Thomas A. (Dollard des Ormeaux, CA), Jirkovsky; Ivo L. (Montreal, CA)
Assignee: American Home Products Corporation (New York, NY)
Application Number:05/749,931
Patent Claim Types:
see list of patent claims
Compound; Use; Dosage form; Composition;

Drugs Protected by US Patent 4,076,831

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: 4,076,831

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
South Africa72/3344May 16, 1972

International Family Members for US Patent 4,076,831

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 198787   Start Trial
Australia 4255472   Start Trial
Australia 463079   Start Trial
Belgium 784284   Start Trial
Bulgaria 60660   Start Trial
Canada 1006875   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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