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:
Jan. 05, 2010
Filed:
Mar. 20, 2007
Applicants:
Noriaki Murata, Izumi, JP;
Atsunori Aramata, Takaoka, JP;
Inventors:
Noriaki Murata, Izumi, JP;
Atsunori Aramata, Takaoka, JP;
Assignee:
Daiichi Fine Chemical Co., Ltd., Toyama, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 69/527 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for preparing a prostaglandin derivative represented by the following general formula (I): (wherein Ph represents phenyl group, Rrepresents a Calkyl group, a Calkenyl group, phenyl group, or benzyl group), which comprises the successive steps (1) to (8) described in the specification, or any one step or two or more successive steps selected from the group consisting of the steps (1) to (8). A method for efficiently, inexpensively and safely preparing prostaglandin derivatives, of which typical example is latanoprost, is provided.