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:
Mar. 08, 1977
Filed:
Jul. 07, 1975
Applicant:
Inventors:
Luigi Fontanella, Milan, IT;
Guilio Maffii, Milan, IT;
Assignee:
Gruppo Lepetit S.p.A., Milan, IT;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603097 ; 424273 ;
Abstract
Imidazolidinone derivatives of the formula ##STR1## where R, R.sub.1, R.sub.2 and R.sub.3 independently are hydrogen or lower alkyl, X represents one or two substituents selected from the group lower alkyl, halo, lower alkoxy, trifluoromethyl, and their pharmaceutically-acceptable acid salts. The compounds are prepared essentially by the method described by Wright in J. Med. Chem. 9, 852 (1966). The compounds have high depressant activity on the central nervous system.