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. 25, 2003
Filed:
Oct. 11, 2001
Applicant:
Inventors:
Maria Argese, Milan, IT;
Giuseppe Manfredi, Milan, IT;
Fabrizio Rebasti, Milan, IT;
Giorgio Ripa, Milan, IT;
Assignee:
Bracco International B.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
Abstract
1,4,7,10-Tetraazacyclodecane, a precursor for the synthesis of macrocylic chelating agents for metal ions such as gadolinium, is prepared efficiently as a highly pure product on an industrial scale.
Argese, Maria. (2003). Process for the preparation of 1,4,7,10-tetraazacyclododecane (U.S. Patent No. 6653470). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6653470
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile