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. 19, 2006
Filed:
Dec. 28, 2004
Mukund Keshao Gurjar, Pune, IN;
Madhusudan Nagorao Deshmukh, Pune, IN;
Vincent Paul, Pune, IN;
Venkatasubramaniam Radhakrishnan Tarur, Mumbai, IN;
Dhananjay Govind Sathe, Mumbai, IN;
Santosh Pratap Pardeshi, Mumbai, IN;
Sanjay Janardhan Naik, Mumbai, IN;
Tushar Anil Naik, Mumbai, IN;
Mukund Keshao Gurjar, Pune, IN;
Madhusudan Nagorao Deshmukh, Pune, IN;
Vincent Paul, Pune, IN;
Venkatasubramaniam Radhakrishnan Tarur, Mumbai, IN;
Dhananjay Govind Sathe, Mumbai, IN;
Santosh Pratap Pardeshi, Mumbai, IN;
Sanjay Janardhan Naik, Mumbai, IN;
Tushar Anil Naik, Mumbai, IN;
Council of Scientific and Industrial Research, New Delhi, IN;
Abstract
The present invention relates to an improved process for the preparation of 5,6-dihydro-4-(S)-(ethylamino)-6-(S)methyl-4H-thieno[2,3b]thiopyran-2-sulphonamide-7,7-dioxide hydrochloride of formula (I) commonly known as Dorzolamide Hydrochloride useful as an agent to reduce intraoccular pressure by inhibiting carbonic anhydrase enzyme