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:
Dec. 29, 1992
Filed:
Apr. 07, 1992
Applicant:
Inventors:
Francesco Minisci, Milan, IT;
Attilio Citterio, Milan, IT;
Elena Vismara, Milan, IT;
Silvia De Bernardinis, Milan, IT;
Carlo Neri, San Donato Milanese, IT;
Luciano Pallini, Fornovo Taro, IT;
Mariano Correale, Bonate Sotto, IT;
Assignees:
Consiglio Nazionale Della Ricerche, Rome, IT;
Enicham Synthesis, Palermo, IT;
Brichima, S.p.A., Bergano, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
552296 ; 552297 ; 552298 ; 552307 ; 552308 ; 552309 ;
Abstract
Phenols are oxidated to quinones with hydrogen peroxide in the presence of catalytic amounts of bromine, iodine, hydrogen bromide and hydrogen iodide.