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. 14, 2005
Filed:
Jul. 23, 1998
Applicants:
Nigel D. Walshe, Sandwich, GB;
Selena J. Cambers, Sandwich, GB;
Inventors:
Nigel D. Walshe, Sandwich, GB;
Selena J. Cambers, Sandwich, GB;
Assignee:
Pifzer, Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07H001/00 ; C07H017/08 ;
U.S. Cl.
CPC ...
Abstract
An improved process for the preparation of the antiparasitic compound 25-cyclohexyl-22,23-dihydro-5-hydroxyiminoavermectin B1 monosaccharide from doramectine and intermediates therefor and crystalline solvates thereof.