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Last Updated: July 29, 2021

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Patent: 5,455,258

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Summary for Patent: 5,455,258
Title: Arylsulfonamido-substituted hydroxamic acids
Abstract:Particularly the invention relates to the compounds of formula I ##STR1## (a) wherein Ar is carbocyclic or heterocyclic aryl; R is hydrogen, lower alkyl, carbocyclic aryl-lower alkyl, carbocyclic aryl, heterocyclic aryl, biaryl, biaryl-lower alkyl, heterocyclic aryl-lower alkyl, mono- or poly-halo-lower alkyl, C.sub.3 -C.sub.7 -cycloalkyl, C.sub.3 -C.sub.7 -cycloalkyl-lower alkyl, hydroxy-lower alkyl, acyloxy-lower alkyl, lower alkoxy-lower alkyl, lower alkyl-(thio, sulfinyl or sulfonyl)-lower alkyl, amino, mono- or di-lower alkylamino)-lower alkyl, acylamino-lower alkyl, (N-lower alkyl-piperazino or N-aryl-lower alkylpiperazino)-lower alkyl, or (morpholino, thiomorpholino, piperidino, pyrrolidino, piperidyl or N-lower alkylpiperidyl)-lower alkyl; R.sub.1 is hydrogen, lower alkyl, carbocyclic aryl-lower alkyl, carbocyclic aryl, heterocyclic aryl, biaryl, biaryl-lower alkyl, heterocyclic aryl-lower alkyl, mono- or poly-halo-lower alkyl, C.sub.3 -C.sub.7 -cycloalkyl, C.sub.3 -C.sub.7 -cycloalkyl-lower alkyl, hydroxy-lower alkyl, acyloxy-lower alkyl, lower alkoxy-lower alkyl, (carbocyclic or heterocyclic aryl)-lower alkoxy-lower alkyl, lower alkyl-(thio, sulfinyl or sulfonyl)-lower alkyl, (amino, mono- or di-lower alkylamino)-lower alkyl, (N-lower alkyl-piperazino or N-aryl-lower alkylpiperazino)-lower alkyl, (morpholino, thiomorpholino, piperidino, pyrrolidino, piperidyl or N-lower alkylpiperidyl)-lower alkyl, acylamino-lower alkyl, piperidyl or N-lower alkylpiperidyl; R.sub.2 is hydrogen or lower alkyl; pharmaceutically acceptable prodrug derivatives; and pharmaceutically acceptable salts thereof.
Inventor(s): MacPherson; Lawrence J. (Hampton, NJ), Parker; David T. (Livingston, NJ)
Assignee: Ciba-Geigy Corporation (Ardsley, NY)
Application Number:08/001,136
Patent Claims:see list of patent claims

Details for Patent 5,455,258

Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source
Smith And Nephew SANTYL collagenase OINTMENT;TOPICAL 101995 001 1965-06-04 ⤷  Try it Free Ciba-Geigy Corporation (Ardsley, NY) 2039-02-26 RX search
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Number >Approval Date >Patent No. >Assignee >Estimated Patent Expiration >Status >Orphan >Source

International Patent Family for US Patent 5,455,258

Country Patent Number Estimated Expiration
South Africa 9448 ⤷  Try it Free
South Africa 955206 ⤷  Try it Free
World Intellectual Property Organization (WIPO) 9600214 ⤷  Try it Free
World Intellectual Property Organization (WIPO) 9640101 ⤷  Try it Free
United States of America 5506242 ⤷  Try it Free
United States of America 5552419 ⤷  Try it Free
>Country >Patent Number >Estimated Expiration

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