IP Library › Granted Patent US 12,636,238
Granted Patent B2
US 12,636,238 · App. 18/756,974 · Granted May 26, 2026

Hypochlorous acid-based eyelid cleansers

Inventor: Paramita Sarkar (Rosenberg, TX)
Assignee: OCuSOFT, Inc.
A61K8/20A61K8/36A61Q19/10
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Quick Facts
Patent No.
US 12,636,238
App. No.
18/756,974
Granted
May 26, 2026
Kind
B2
Abstract

An antimicrobial eyelid cleanser composition contains hypochlorous acid, sodium acetate and purified water. The composition has a free available chlorine (FAC) concentration of from about 10 ppm-300 ppm, an osmolality of 40-200 mOsm/kg and a viscosity of 1 cP-500 cP. The composition has a pH from about 3.5-6.5. The eyelid cleanser composition is an ophthalmic or ocular composition that can clean the eyelids and eyes and remove excessive oil, debris, and desquamated skin from the eyelids and surrounding areas while reducing inflammation and promoting wound healing.

Claims (16)

1 . An eyelid cleanser composition comprising:

0.005 to 0.05 wt. % hypochlorous acid;

0.001 to 2.0 wt. % sodium acetate; and

purified water q.s. up to 100% w/w,

wherein the composition has a free available chlorine (FAC) concentration of from about 10 ppm-300 ppm.

2 . The eyelid cleanser composition according to claim 1 , wherein the composition further comprises 0.05 wt. % to 0.75 wt. % sodium lauryl sulfate or sodium laureth sulfate.

3 . The eyelid cleanser composition according to claim 2 , wherein the composition further comprises 0.001 wt. % to 2.0 wt. % acetic acid.

4 . The eyelid cleanser composition according to claim 1 , wherein the composition further comprises 0.05 wt. % to 0.75 wt. % capryl/caprylyl glucoside.

5 . The eyelid cleanser composition according to claim 4 , wherein the composition further comprises 0.05 wt. % to 1.0 wt. % propylene glycol.

6 . The eyelid cleanser composition according to claim 5 , wherein the composition further comprises 0.001 wt. % to 2.0 wt. % acetic acid.

7 . The eyelid cleanser composition according to claim 6 , wherein the composition further comprises 0.05 wt. % to 5.0 wt. % medium chain alkanes.

8 . The eyelid cleanser composition according to claim 1 , wherein the composition further comprises 0.05 wt. % to 0.75 wt. % dioctyl sodium sulfocsuccinate.

9 . The eyelid cleanser composition according to claim 8 , wherein the composition further comprises 0.001 wt. % to 2.0 wt. % acetic acid.

10 . The eyelid cleanser composition according to claim 1 , wherein the composition has an osmolality of 40-200 mOsm/kg.

11 . The eyelid cleanser composition according to claim 1 , wherein the composition has a viscosity of 1 cP-500 cP.

12 . The eyelid cleanser composition according to claim 1 , wherein the composition has a pH from about 3.5-6.5.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 15, 2024
From: SARKAR, PARAMITA
To: OCUSOFT, INC.
Reel/Frame 067991/0551 →
Continuity (2)
Provisional Application 63511023 · Jun 29, 2023
Related Publication 20250000762A1 · Jan 2, 2025
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