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. 10, 2019
Filed:
Mar. 11, 2015
Chinoin Gyógyszer És Vegyészeti Termékek Gyára Zrt., Budapest, HU;
Ervin Vajda, Budapest, HU;
Irén Hortobágyi, Budapest, HU;
István Lászlofi, Budapest, HU;
Péter Buzder-Lantos, Budapest, HU;
Gábor Havasi, Budapest, HU;
László Takács, Budapest, HU;
Zsuzsanna Kardos, Budapest, HU;
CHINOIN GYÓGYSZER ÉS VEGYÉSZETI TERMÉKEK GYÁRA ZRT., Budapest, HU;
Abstract
The subject of the invention is a process for the preparation of high purity prostaglandin acid of the general formula II wherein the bonds marked with dotted lines represent single or double bonds wherein the double bonds may be cis- or trans oriented, Y represents O or CH, and Rstands for a phenyl group which is optionally substituted with CF, wherein the crude prostaglandin acid of the general formula II is purified by normal phase silicagel chromatography.