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. 21, 1985
Filed:
Nov. 30, 1983
Applicant:
Inventors:
Noel Rouy, Yerres, FR;
Francois Dewilde, Thiais, FR;
Assignee:
Rhone-Poulenc Agrochimie, Lyon, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548221 ;
Abstract
Process for the preparation of optionally hydroxymethylated 6-chlorobenzoxazolone, which consists in chlorinating and, if appropriate, hydroxymethylating benzoxazolone in a mixture of water and dioxane.
Quick Actions:
Rouy, Noel. (1985). Process for the preparation of 3-hydroxymethyl-6-chlorobenzoxazolone (U.S. Patent No. 4518781). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4518781
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile