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:
Apr. 30, 1985
Filed:
Oct. 15, 1982
Applicant:
Inventors:
Allen H Filbey, Baton Rouge, LA (US);
Henry G Braxton, Jr, Baton Rouge, LA (US);
Bernard R Meltsner, Royal Oak, MI (US);
Assignee:
Ethyl Corporation, Richmond, VA (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
568744 ; 568716 ; 568804 ;
Abstract
Phenols having an unsubstituted ortho-position are benzylated by reaction with a benzyl alcohol in contact with an activated alumina catalyst especially gamma alumina at a temperature sufficient to maintain the reactants in the vapor phase.
Filbey, Allen. (1985). Chemical process for preparing di-ortho benzyl phenols (U.S. Patent No. 4514577). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4514577
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile