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. 18, 1989
Filed:
Aug. 05, 1987
Applicant:
Inventor:
Giuseppe Paparatto, Cinisello Balsamo, IT;
Assignee:
Montedipe S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
570203 ; 570204 ; 570206 ;
Abstract
The invention concerns a process for the catalytic trans-halogenation of a poly-iodo-benzene, wherein said poly-iodo-benzene is made to react with benzene and with oxygen, in the presence of a zeolite of the PENTASIL type, exchanged with a metal of the II, III or IV group of the periodical system and anyway present in forms different from the acidic form.
Paparatto, Giuseppe. (1989). Process for the catalytic trans-halogenation of a polyiodo-benzene, and, (U.S. Patent No. 4822929). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4822929
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile