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:
Sep. 26, 2006
Filed:
Dec. 26, 2001
Applicants:
Narayanan Sankarasubbier, Andhra Pradesh, IN;
Palaniappan Srinivasan, Hyderabad, IN;
Katravulapalli Veera Venkata Satya Bhaskara Sita Rama Murthy, Hyderabad, IN;
Inventors:
Narayanan Sankarasubbier, Andhra Pradesh, IN;
Palaniappan Srinivasan, Hyderabad, IN;
Katravulapalli Veera Venkata Satya Bhaskara Sita Rama Murthy, Hyderabad, IN;
Assignee:
Council of Scientific and Industrial Research, New Delhi, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 37/11 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for the preparation of alkylated dihydroxybenzene by alkylating dihydroxy benzene with tertiary butyl alcohol in the presence of a solid acid/solid polymer catalyst.