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:
Jun. 11, 2013
Filed:
Sep. 18, 2009
Applicants:
Kelly A. Fairweather, Calgary, CA;
Lewis N. Mander, Calgary, CA;
Richard P. Pharis, Cochrane, CA;
Inventors:
Assignee:
UTI Limited Partnership, Calgary, Alberta, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 307/77 (2006.01);
U.S. Cl.
CPC ...
Abstract
An expeditious synthesis of gibberellin A(GA) esters is presented, from which GAmay be prepared. The synthesis offers an inexpensive route of few steps to these compounds, starting from gibberellin A(GA) esters in the presence of a metal hydride.