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Last Updated: July 28, 2021

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Details for Patent: 5,712,298


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Summary for Patent: 5,712,298
Title: Fluoroalkoxy-substituted benzamides and their use as cyclic nucleotide phosphodiesterase inhibitors
Abstract:Compounds of formula (I), in which one of the substituents R1 or R2 stands for hydrogen, 1-6C-alkoxy, 3-7C-cycloalkoxy, 3-7C-cycloalkylmethoxy, benzyloxy or totally or partially fluorine-substituted 1-4C-alkoxy, and the other stands for totally or partially fluorine-substituted 1-4C-alkoxy, and R3 stands for phenyl, pyridyl, R31, R32 and R33-substituted phenyl or R34, R35, R36 and R37-substituted pyridyl, in which R31 stands for hydroxy, halogen, cyano, carboxyl, trifluoromethyl 1-4C-alkyl, 1-4C-alkoxy, 1-4C-alkoxycarbonyl, 1-4C-alkylcarbonyl, 1-4C-alkylcarbonyloxy, amino, mono- or di-1-4C-alkylamino or 1-4C-alkylcarbonylamino; R32 stands for hydrogen, hydroxy, halogen, amino, trifluoromethyl, 1-4C-alkyl or 1-4C-alkoxy; R33 stands for hydrogen, halogen, 1-4C-alkyl or 1-4C-alkoxy; R34 stands for hydroxy, halogen, cyano, carboxyl, 1-4C-alkyl, 1-4C-alkoxy, 1-4C-alkoxycarbonyl or amino; R35 stands for hydrogen, halogen, amino or 1-4C-alkyl; R36 stands for hydrogen or halogen; and R37 stands for hydrogen or halogen. These compounds constitute new effective bronchotherapeutic drugs. ##STR1##
Inventor(s): Amschler; Hermann (Radolfzell, DE)
Assignee: BYK Gulden Lomberg Chemische Fabrik GmbH (Konstanz, DE)
Application Number:08/564,322
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;

Drugs Protected by US Patent 5,712,298

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: 5,712,298

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Switzerland01 996/99Jul 02, 1993
PCT Information
PCT FiledJuly 02, 1994PCT Application Number:PCT/EP94/02169
PCT Publication Date:January 12, 1995PCT Publication Number: WO95/01338

International Family Members for US Patent 5,712,298

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 217612 ⤷  Free Forever Trial
Australia 687087 ⤷  Free Forever Trial
Australia 7490794 ⤷  Free Forever Trial
Canada 2165192 ⤷  Free Forever Trial
China 1046939 ⤷  Free Forever Trial
China 1126468 ⤷  Free Forever Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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