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:
Nov. 13, 2012
Filed:
Jul. 25, 2007
Applicant:
Erik Arstad, London, GB;
Inventor:
Erik Arstad, London, GB;
Assignee:
Hammersmith Imanet Limited, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 51/00 (2006.01); A61M 36/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to methods and apparatus for purifying a radiolabelled compound. The method comprises (i) passing a crude reaction mixture comprising the desired radiolabelled compound and one or more contaminants in a solvent through a narrow bore vessel at elevated temperature such that the organic solvent and either the radiolabelled compound or one or more contaminants is vaporised forming a vaporised component, and (ii) collecting the resulting vaporised component by condensing into a collection vessel.