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. 13, 2025
Filed:
Dec. 09, 2020
Applicant:
Bracco Imaging S.p.a., Milan, IT;
Inventors:
Aurelia Ferrigato, Trecate, IT;
Sonia Gazzetto, Cascinette d'Ivrea, IT;
Assignee:
BRACCO IMAGING S.P.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 257/02 (2006.01);
U.S. Cl.
CPC ...
C07D 257/02 (2013.01);
Abstract
The invention relates to a process for the one-step preparation and isolation of a protected DO3A such as DO3A-tri-tert-butyl ester as a solid salt.