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:
Oct. 18, 1988
Filed:
Sep. 18, 1986
Applicant:
Inventors:
John Vukovic, Malton, CA;
Anne E Goodbody, Toronto, CA;
Assignee:
Allelix Inc., Ontario, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
540478 ;
Abstract
Alkaloid dimers are formed by coupling vindoline and catharanthine in the presence of ferric ion. The predominant products are 3',4'-anhydrovinblastine and vinblastine when reaction conditions are selected appropriately.