The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 21, 1986
Filed:
Aug. 02, 1983
Applicant:
Inventor:
Rudolf Kropp, Limburgerhof, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546 85 ; 546 86 ; 546 87 ;
Abstract
Salts of 1,2,3,4-tetrahydro-.beta.-carbolines of the formula I ##STR1## where R is hydrogen, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy or trifluoromethyl, x is halogen and n is an integer from 2 to 5, and their preparation are described. The compounds are intermediates for the preparation of pharmacologically active substances.
Kropp, Rudolf. (1986). Process for the preparation of a salt of (U.S. Patent No. 4565870). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4565870
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