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Last Updated: February 26, 2020

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Details for Patent: 4,452,808

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Summary for Patent: 4,452,808
Title: 4-Aminoalkyl-2(3H)-indolones
Abstract:A series of new chemical compounds which are 4-aminoalkyl-2(3H)-indolones has been demonstrated to be D.sub.2 -agonists useful for treating hypertension. A representative compound of the series is 4-di-n-propylaminoethyl-2(3H)-indolone.
Inventor(s): Gallagher, Jr.; Gregory (Collegeville, PA)
Assignee: Smithkline Beckman Corporation (Philadelphia, PA)
Application Number:06/447,564
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 4,452,808
Patent Claim Types:
see list of patent claims
Compound; Composition;

Drugs Protected by US Patent 4,452,808

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

International Family Members for US Patent 4,452,808

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 23038   Start Trial
Australia 2158583   Start Trial
Australia 560170   Start Trial
Brazil 1100036   Start Trial
Canada 1208650   Start Trial
Cyprus 1497   Start Trial
Czech Republic 9103981   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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