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:
Jan. 17, 2012
Filed:
Dec. 16, 2005
Tibor Mezei, Budapest, HU;
Gyula Simig, Budapest, HU;
Enikó Molnár, Érd, HU;
Gyula Lukács, Budapest, HU;
Márta Porcs-makkay, Pomáz, HU;
Balázs Volk, Budapest, HU;
Valéria Hofmanné Fekete, Budapest, HU;
Kálmán Nagy, Budapest, HU;
Norbert Mesterházy, Szombathely, HU;
György Krasznai, Budapest, HU;
Györgyi Vereczkeyné Donáth, Budapest, HU;
Gyuláné Körtvélyessy, Budapest, HU;
Éva Pécsi, Budapest, HU;
Tibor Mezei, Budapest, HU;
Gyula Simig, Budapest, HU;
Enikó Molnár, Érd, HU;
Gyula Lukács, Budapest, HU;
Márta Porcs-Makkay, Pomáz, HU;
Balázs Volk, Budapest, HU;
Valéria Hofmanné Fekete, Budapest, HU;
Kálmán Nagy, Budapest, HU;
Norbert Mesterházy, Szombathely, HU;
György Krasznai, Budapest, HU;
Györgyi Vereczkeyné Donáth, Budapest, HU;
Gyuláné Körtvélyessy, Budapest, HU;
Éva Pécsi, Budapest, HU;
Egis Gyogyszergyar Nyilvanosan Mukodo Reszvenytarsasag, Budapest, HU;
Abstract
The invention provides a process for the preparation of high purity meloxicam of the Formula (II). The meloxicam raw product is reacted with the solution of potassium hydroxide or potassium carbonate, whereby high purity meloxicam potassium sait monohydrate is produced. Said sait is subsequently treated with mineral or organic acid to yield high-purity meloxicam.