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:
Dec. 26, 1989
Filed:
Nov. 25, 1987
Karoly Balogh, Miskolc, HU;
Zsolt Dombay, Miskolc, HU;
Karoly Fodor, Miskolc, HU;
Erzebet Grega nee Toth, Miskolc, HU;
Erno Lorik, Miskolc, HU;
Magdolna Magyar nee Tomorkenyi, Miskolc, HU;
Jozsef Nagy, Miskolc, HU;
Karoly Pasztor, Miskolc, HU;
Pal Santha, Miskolc, HU;
Gyula Tarpai, Miskolc, HU;
Istvan Toth, Miskolc, HU;
Eszter Urszin nee Simon, Sajobabony, HU;
Eszakmagyarorszagi Vegyimuvek, Sajobabony, HU;
Abstract
The present invention relates to novel compounds of the formula (I) ##STR1## wherein R.sub.1 and R.sub.2 are the same or different and stand for alkyl having 1 to 4 carbon atoms optionally substituted by one or more halogen atoms, alkenyl having 2 to 6 carbon atoms, cycloalkyl having 3 to 6 carbon atoms, phenyl or lower alkoxy-alkyl group,