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:
Feb. 28, 1984
Filed:
Sep. 11, 1981
Applicant:
Inventors:
Karoly Lempert, Budapest, HU;
Kalman Harsanyi, Budapest, HU;
Gabor Doleschall, Budapest, HU;
Gyula Hornyak, Budapest, HU;
Jozsef Nyitrai, Budapest, HU;
Karoly Zauer, Szentendre, HU;
Jozsef Fetter, Budapest, HU;
Gyula Simig, Budapest, HU;
Zsuzsanna Gombos nee Visky, Budapest, HU;
Gizella Szalai nee Barta, Vecses, HU;
Assignee:
Richter Gedeon Vegyeszeti Gyar Rt., Budapest, HU;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
2602 / ; 2603309 ; 2602 / ; 562568 ; 548533 ;
Abstract
The invention relates to new heterocyclic compounds containing a protected C-acetyl group. More particulary, the invention concerns new compounds of the formula (VI) ##STR1## wherein R.sup.1 is hydrogen or a group suitable for a temporary protection or amides,