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. 13, 1994
Filed:
Apr. 08, 1993
Wolfgang Wohlrab, Halle, DE;
Katrin Wellner, Halle, DE;
Roehm Pharma GmbH, Weiterstadt, DE;
Abstract
The invention relates to a nail lacquer for treating onychomycosis, comprised of a film-forming agent, an antimycotically active substance, and urea, wherewith the antimycotically active substance and the urea are liberated from the lacquer when the lacquer is applied. A preferred formulation comprises cellulose derivative(s) as film former(s), clotrimazole as the antimycotic (present in the amount of 5-30 wt. % based on the weight of the non-volatile components), urea (present in the amount of 15-60 wt. % based on the weight of the non-volatile components), and dibutyl phthalate as a plasticizer, in a solvent mixture comprised of acetone and ethanol.