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:
Oct. 17, 2017
Filed:
Nov. 22, 2016
Actinium Pharmaceuticals Inc., New York, NY (US);
Josue Manuel Moreno Bermudez, Ismaning, DE;
Andreas Turler, Ostermudigen, CH;
Richard Henkelmann, Freising, DE;
Eva Kabai, Eching, DE;
Ernst Huenges, Garching, DE;
ACTINIUM PHARMACEUTICALS INC., New York, NY (US);
Abstract
The present invention describes a method for purification ofAc from irradiatedRa-targets provided on a support comprising a leaching treatment of theRa-targets for leaching essentially for the entirety ofAc andRa with nitric or hydrochloric acid, followed by a first extraction chromatography for separatingAc fromRa and other Ra-isotops and a second extraction chromotography for separatingAc fromPo andPb. The finally purifiedAc can be used to prepare compositions useful for pharmaceutical purposes.