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:
Nov. 24, 1987
Filed:
Sep. 26, 1985
Applicant:
Inventors:
Gergely Heja, Budapest, HU;
Dezso Korbonits, Budapest, HU;
Endre Palosi, Budapest, HU;
Pal Kiss, Budapest, HU;
Csaba Gonczi, Budapest, HU;
Ida Szvoboda nee Kanzel, Budapest, HU;
Ede Marvanyos, Budapest, HU;
Judit Kun, Budapest, HU;
Maria Szomor nee Wundele, Budapest, HU;
Gabor Szabo, Budapest, HU;
Tamas Kallay, Budapest, HU;
Laszlo Ledniczky, Budapest, HU;
Assignee:
Chinoin Gyogyszer es Vegyeszeti Termekek Gyara R.T., Budapest, HU;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560100 ; 560105 ; 560107 ; 560121 ; 560123 ; 560124 ; 560254 ; 560255 ; 560 55 ; 568636 ; 2604105 ;
Abstract
The invention relates to a process for the preparation of compounds of formula (I) ##STR1## wherein R.sup.1 stands for hydrogen or the group COR.sup.2, wherein