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. 01, 2009
Filed:
Jan. 25, 2005
Laszlo Czibula, Budapest, HU;
Laszlo Dobay, Budapest, HU;
Eva Werkne Papp, Budapest, HU;
Judit Nagyne Bagdy, Budapest, HU;
Ferenc Sebok, Mezokovacshaza, HU;
Laszlo Czibula, Budapest, HU;
Laszlo Dobay, Budapest, HU;
Eva Werkne Papp, Budapest, HU;
Judit Nagyne Bagdy, Budapest, HU;
Ferenc Sebok, Mezokovacshaza, HU;
Richter Gedeon Vegyeszeti Gyar Rt., Budapest, HU;
Abstract
One object of the invention is high purity butoconazole nitrate of the formula (I) (I) containing maximum 0.1 wt % of chemical impurities, wherein at least 95% of the particles of the substance are below 75 μm by diameter, whereas at least 99% of the particles are below 250 μm by diameter, and process for its preparation. A pharmaceutical composition comprising as active ingredient, high purity butoconazole nitrate of specified particle size in admixture with known auxiliaries is also within the scope of the invention.