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:
Feb. 06, 2001
Filed:
Dec. 08, 1999
Applicant:
Inventors:
Hannah Sallie Robertson McCann, Stirlingshire, GB;
Raymond Vincent Heavon Jones, West Lothian, GB;
Assignee:
Zeneca Limited, , GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D 1/700 ;
U.S. Cl.
CPC ...
C07D / ; C07D 1/700 ;
Abstract
3-Isochromanome is prepared by reacting an o-xylene-&agr;,&agr;′-dihalide with carbon monoxide and water in the presence of a metal catalyst such that the pH of the reaction is maintained between about 7 and 11.
Quick Actions:
McCann, Hannah Sallie Robertson. (2001). Process for preparing 3-isochromanone (U.S. Patent No. 6184392). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6184392
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile