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:
May. 24, 2005
Filed:
Dec. 04, 2001
Applicants:
Masami Yasukawa, Yamaguchi, JP;
Shinji Kuwahara, Yamaguchi, JP;
Inventors:
Masami Yasukawa, Yamaguchi, JP;
Shinji Kuwahara, Yamaguchi, JP;
Assignee:
Nissan Chemical Industries, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D241/36 ; A01N043/60 ;
U.S. Cl.
CPC ...
Abstract
A method for producing β crystals of ethyl (R)-2-[4-(6-chloro-2-quinoxalin-2-yloxy)phenoxy]propionate, which is characterized by heating α crystals, or α crystals and β crystals, within a range of from 50° C. to lower than the melting point of the α crystals.
Yasukawa, Masami. (2005). Method for producing high melting point crystals of phenoxypropionic acid derivative (U.S. Patent No. 6897312). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6897312
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile