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:
Aug. 25, 1992
Filed:
May. 17, 1989
Applicant:
Inventors:
Richard H Rupp, Konigstein/Taunus, DE;
Bansi Lal, Bombay, IN;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
5142278 ; 5142332 ; 514255 ; 514267 ;
Abstract
Pyrimido-(6,1-a)-isoquinolin-4-one derivatives of the formula ##STR1## in which the substituents R.sup.1 -R.sup.6 have the meanings mentioned, are suitable for the prevention of hair loss and for strengthening hair growth.