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. 21, 1978
Filed:
Feb. 22, 1977
Istvan Tomoskozi, Budapest, HU;
Gabor Kovacs, Budapest, HU;
Istvan Szekely, Szentendre, HU;
Vilmos Simonidesz, Budapest, HU;
Marianna Lovasz nee Gaspar, Budapest, HU;
Borbala Keresztes nee Ordog, Budapest, HU;
Julia Remport nee Radoczi, Budapest, HU;
Istvan Stadler, Budapest, HU;
Zsuzsa Visky nee Gombos, Budapest, HU;
Csaba Szantay, Budapest, HU;
Chinoin Gyogyszer es Vegyeszeti Termekek Gyara RT, Budapest, HU;
Abstract
A compound of the formula is disclosed. ##STR1## wherein R.sup.3 and R.sup.4 are the same or different and are each hydrogen, lower alkanoyl, lower alkanoyl substituted by 1, 2, or 3 halogen atoms, or R.sup.3 and R.sup.4 together form an ##STR2## group in which R.sup.5 and R.sup.6 are the same or different and are each hydrogen, alkyl or aryl as well as a process for the preparation thereof.