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:
Aug. 20, 1991
Filed:
May. 07, 1990
Applicant:
Inventor:
Virginia Lubkin, New York, NY (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
514182 ; 514169 ; 514177 ; 514178 ; 514912 ; 514914 ;
Abstract
A topical drug application for the alleviation of keratoconjunctivitis sicca (dry eye syndrome) is comprised of a solution of sex steroids or their derivatives suspended or dissolved in a vehicle, and the method of preparation and application of the same. In the preferred embodiments, the sex steroid consists essentially of conjugated estrogen in a lipid vehicle or a derivative of estrogen known as 17 beta-Estradiol 3-phosphate disodium dissolved in an aqueous vehicle having a pH of between 6 and 8.