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:
Mar. 03, 1981
Filed:
Jul. 19, 1979
Applicant:
Inventors:
Giuseppe Iori, Milan, IT;
Ugo Romano, Milan, IT;
Assignee:
Anic, S.p.A., Palermo, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
560 64 ; 568648 ; 568650 ; 568630 ;
Abstract
Phenolic ethers are prepared starting from phenol or a phenolic derivative and an alkyl carbonate which are reacted at a comparatively low temperature (below 160.degree. C.) and with good yield and selectivity by using a catalytic system composed by a base, preferably a tertiary amine, and by an iodide, either organic or inorganic.
Quick Actions:
Iori, Giuseppe. (1981). Process for the preparation of phenolic ethers (U.S. Patent No. 4254276). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4254276
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile