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Last Updated: December 22, 2024

Details for Patent: 3,726,919


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Summary for Patent: 3,726,919
Patent landscape, scope, and claims:
Title: BENZENE DERIVATIVES
Abstract:Benzene derivatives of the formula: ##SPC1## Wherein R.sup.1 represents alkanoylamino of not more than nine carbon atoms, R.sup.2 represents alkyl of one through six carbon atoms, and R.sup.3 represents alkyl of one through six carbon atoms or cycloalkyl of three through six carbon atoms, possess pharmacodynamic properties and are useful in the treatment of various cardiac disorders. Moreover, they can be used as starting materials for corresponding compounds in which the ketone group --COR.sup.2 is replaced by a grouping ##SPC2## Wherein R.sup.4 represents, for example, a hydroxy group, or an optionally substituted ureido or thioureido group, which possess similar pharmacodynamic properties.
Inventor(s): Wooldridge; Kenneth Robert Harry (Brentwood, EN), Basil; Berkeley (Highwood, Near Chelmsford, EN)
Assignee: May & Baker Limited (Dagenham, Essex, EN)
Application Number:04/785,403
Patent Claim Types:
see list of patent claims
Compound;

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Drugs Protected by US Patent 3,726,919

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: 3,726,919

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom58,516/67Dec 22, 1967
United Kingdom56,513/68May 14, 1968
United Kingdom37,103/67Aug 2, 1968

International Family Members for US Patent 3,726,919

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 286262 ⤷  Subscribe
Austria 286963 ⤷  Subscribe
Austria 289826 ⤷  Subscribe
Austria 292671 ⤷  Subscribe
Belgium 715205 ⤷  Subscribe
Belgium 725845 ⤷  Subscribe
Brazil 6804995 ⤷  Subscribe
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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