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.

Date of Patent:
Dec. 24, 2002

Filed:

Jun. 30, 1999
Applicant:
Inventors:

Dennis Stein Everhart, Alpharetta, GA (US);

Robert Cosmo Di Luccio, Alpharetta, GA (US);

Ali Yahiaoui, Roswell, GA (US);

Wade Bolton May, Alexandria, LA (US);

David John Tyrrell, Appleton, WI (US);

Elizabeth Deibler Gadsby, Marietta, GA (US);

Gunilla Elsa Gillberg-LaForce, Painted Post, NY (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 2/534 ; A61F 1/306 ; A61K 5/100 ; A61K 7/09 ;
U.S. Cl.
CPC ...
A61N 2/534 ; A61F 1/306 ; A61K 5/100 ; A61K 7/09 ;
Abstract

The present invention relates to a topical delivery system effective in depositing a thin, tenacious and substantially continuous coating of a silk protein on skin by an aqueous emulsion mediated dissolution of protein from a substrate with subsequent transfer and deposition onto the skin. Coatings of silk protein on skin resist removal, thereby providing a protective barrier against chemically- and biochemically-induced skin damage. The treatment composition also provides a vehicle for administering an effective dose of an active agent to the skin surface.


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