IP Library Granted Patent US 8,568,752
Granted Patent B2
US 8,568,752 · App. 13/852,542 · Granted Oct 29, 2013

Treatment and composition for achieving skin anti-aging benefits by corneum protease activation

View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 8,568,752
App. No.
13/852,542
Granted
Oct 29, 2013
Kind
B2
Abstract

Disclosed is a method of brightening skin or evening out the tone of skin comprising topically applying to skin in need thereof a composition comprising a chemically compatible combination of one or more surfactants and at least one chelating agent, ascorbic acid or a derivative thereof, algae extract, and kelp or sodium sulfite and sodium metabisulfite.

Claims (14)

1. A method of brightening skin or evening out the tone of skin comprising topically applying to skin in need thereof a composition comprising:

(i) a chemically compatible combination of one or more surfactants and at least one chelating agent;

(ii) ascorbic acid or a derivative thereof;

(iii) algae extract; and

(iv) kelp or sodium sulfite and sodium metabisulfite.

2. The method of claim 1 , wherein the composition is an emulsion.

3. The method of claim 2 , wherein the emulsion is an oil-in-water emulsion.

4. The method of claim 1 , wherein the composition is a cream, a lotion, or a solution.

5. The method of claim 1 , wherein the ascorbic acid derivative is an ester of ascorbic acid.

6. The method of claim 1 , wherein the chelating agent is EDTA, disodium EDTA or EGTA.

7. The method of claim 1 , wherein the composition comprises kelp.

8. The method of claim 1 , wherein the composition comprises sodium sulfite and sodium metabisulfite.

9. The method of claim 8 , wherein the composition further comprises water, butylene glycol, and benzyl salicylate.

10. The method of claim 9 , wherein the composition further comprises glycerin and propylene glycol.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 2, 2022
From: MARY KAY INC.
To: ALLUSTRA TECHNOLOGIES LLC
Reel/Frame 061625/0039 →