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:
May. 24, 2011
Filed:
Jul. 02, 2008
Applicants:
Tiziano Scubla, Pasian Di Prato, IT;
Nevio Francescutti, San Giovanni Di Casarsa, IT;
Fausto Gorassini, Udine, IT;
Graziano Castaldi, Briona, IT;
Inventors:
Tiziano Scubla, Pasian Di Prato, IT;
Nevio Francescutti, San Giovanni Di Casarsa, IT;
Fausto Gorassini, Udine, IT;
Graziano Castaldi, Briona, IT;
Assignee:
Dipharma S.p.A., Mereto di Tomba, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 27/26 (2006.01); C07C 201/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the purification of 1,4-butanediol mononitrate from 1,4-butanediol dinitrate and 1,4-butanediol, by selective extraction with solvents is herein disclosed.