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:
Oct. 28, 2003
Filed:
Apr. 05, 2002
Applicant:
Inventors:
Pieter Ooms, Krefeld, DE;
Bernd-Ulrich Schenke, Bottrop, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C 6/9773 ; C07C 6/988 ;
U.S. Cl.
CPC ...
C07C / ; C07C / ; C07C 6/9773 ; C07C 6/988 ;
Abstract
The invention relates to the preparation of hydroxybenzoic benzyl esters by reacting benzyl chloride with hydroxybenzoic acids in the presence of one or more amides.
Ooms, Pieter. (2003). Process for the preparation of hydroxybenzoic benzyl esters (U.S. Patent No. 6639093). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6639093
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile