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:
Jan. 05, 1999
Filed:
Jan. 22, 1997
Applicant:
Inventors:
Sarada Gopinathan, Pune, IN;
Changaramponnath Gopinathan, Pune, IN;
Joseph Kuruvilla, Pune, IN;
Sanjeevani Amrit Pardhy, Pune, IN;
Paul Ratnasamy, Pune, IN;
Assignee:
Council of Scientific Industrial Research, New Dehli, IN;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564223 ; 564216 ; 564217 ; 564218 ;
Abstract
This invention provides a process for the manufacture of N-acetyl amino phenol, which process comprises reacting an appropriate phenol and an amide in the presence of a heteropoly acid or its alkali metal salt catalyst.