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Last Updated: July 2, 2020

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Details for Patent: 5,532,241


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Summary for Patent: 5,532,241
Title: Piperidines and piperazines
Abstract:Piperidine and piperazine derivatives of the formula I ##STR1## wherein Ind is an indol-3-yl radical which is unsubstituted or mono- or polysubstituted by OH, OA, CN, Hal, COR.sup.2 or CH.sub.2 R.sup.2, R.sup.1 is benzofuran-5-yl or 2,3-dihydrobenzofuran-5-yl, chroman-6-yl, chroman-4-on-6-yl, 3-chromen-6-yl or chromen-4-on-6-yl, which is unsubstituted or monosubstituted by CN, CH.sub.2 OH, CH.sub.2 OA or COR.sup.2, Q is C.sub.m H.sub.2m, N or CR.sup.3, A is alkyl having 1-6 C atoms, Hal is F, C1, Br or I, R.sup.2 is OH, OA, NH.sub.2, NHA or NA.sub.2, R.sup.3 is H, OH or OA and m is 2, 3 or 4, and their physiologically acceptable salts, are active on the central nervous system.
Inventor(s): Bottcher; Henning (Darmstadt, DE), Seyfried; Christoph (Seeheim-Jugenheim, DE), Bartoszyk; Gerd (Darmstadt, DE), Greiner; Hartmut (Darmstadt, DE)
Assignee: Merck Patent Gesellschaft mit beschrankter Haftung (Darmstadt, DE)
Application Number:08/314,734
Patent Claim Types:
see list of patent claims
Compound; Composition;

Drugs Protected by US Patent 5,532,241

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: 5,532,241

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany43 33 254.4Sep 30, 1993

International Family Members for US Patent 5,532,241

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 153663   Start Trial
Australia 679774   Start Trial
Australia 7424494   Start Trial
Brazil 1100891   Start Trial
Canada 2133152   Start Trial
China 1056610   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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