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:
May. 31, 2022
Filed:
Jan. 07, 2020
Alumend, Llc, Sioux Falls, SD (US);
Wavepharma, Llc, New Orleans, LA (US);
Ronald E. Utecht, Volga, SD (US);
Rachel Gyasi, Sioux Falls, SD (US);
Miri Seiberg, Princeton, NJ (US);
Alumend, LLC, Sioux Falls, SD (US);
WavePharma, LLC, New Orleans, LA (US);
Abstract
Disclosed are topical composition for delivery of an active agent to keratinous tissue, comprising a low molecular weight chitosan that is covalently modified chitosan with octane sulfonic acid which are attached to the chitosan via sulfonamide linkages (OsC), an effective amount of an active agent, and a carrier, and wherein the chitosan has a molecular weight of about 50 kD to about 150 kD. Also disclosed are methods of making the compositions and methods of using the compositions that entail topical application.