Sunscreen Compositions and Methods of Use
Summary
The USPTO has published a patent application from Mary Kay Inc. detailing new sunscreen compositions designed to protect skin from UV radiation. The application describes specific formulations involving film formers and organic UV filters, along with methods of making and using these compositions.
What changed
This document is a patent application (US20260083659A1) filed by Mary Kay Inc. on September 7, 2023, concerning novel sunscreen compositions. The invention focuses on formulations that utilize specific Hansen solubility parameters for film formers to effectively solubilize organic UV filters, aiming to enhance skin protection against ultraviolet radiation. The application also covers methods for creating and applying these sunscreen compositions.
As this is a patent application, it does not impose immediate regulatory obligations or compliance deadlines on manufacturers. However, it signals potential future product development and intellectual property in the cosmetics and personal care sector. Companies operating in this space, particularly those manufacturing sunscreens, may wish to review the patent claims for potential impact on their own product lines or for opportunities in licensing or innovation.
Source document (simplified)
SUNSCREEN COMPOSITIONS AND METHODS OF USE
Application US20260083659A1 Kind: A1 Mar 26, 2026
Assignee
MARY KAY INC.
Inventors
Douglas T. ZUBER, Chris HAUGHT
Abstract
The present invention relates generally to methods and compositions useful for protecting skin from ultraviolet radiation. Disclosed are sunscreen compositions having Hansen solubility parameters suitable for solubilizing organic UV filters. Certain aspects describe sunscreen compositions comprising three or more film formers each having Hansen solubility parameters ΔD, ΔP, and ΔH between 3 and 4 units of one another and an organic filter. Also disclosed are methods of making such sunscreen compositions, as well as methods for use in protecting skin from ultraviolet radiation.
CPC Classifications
A61K 8/87 A61K 8/35 A61K 8/37 A61K 8/375 A61K 8/40 A61K 8/585 A61K 8/8182 A61K 8/891 A61Q 17/04 A61K 2800/95
Filing Date
2023-09-07
Application No.
19109343
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