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:
Jun. 17, 2003
Filed:
Sep. 18, 2001
Applicant:
Inventors:
Amarnath Maitra, Delhi, IN;
Ajay Kumar Gupta, Delhi, IN;
Dipak Majumdar, New Delhi, IN;
Sumit Madan, New Delhi, IN;
Assignee:
Registrar, University of Delhi, Delhi, IN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 3/174 ; A01N 2/500 ; A01N 2/532 ;
U.S. Cl.
CPC ...
A61K 3/174 ; A01N 2/500 ; A01N 2/532 ;
Abstract
The present invention relates to sustained release and long residing opthalmic formulation having thermosensitivity, mucoadhesiveness, hydro gel properties and small particle size. The said formulation comprises micelle solution of random block co-polymer having a hydrophobic component and a hydrophillic component of general formula —(X+Y+Z-) , and at least one hydrophobic drug with the block co-polymer solution. The invention also provides a process of preparing said formulation.