Enhancements    

Wearable Ultra-Violet Photochromic Passive Sensors

Wearable Ultra-Violet Photochromic Passive Sensors
Inventors: Yirong Lin, Norman Love
Patent No. 11,209,309

Description:
The application describes an easy to use bracelet that changes color from Orange to Blue after being exposed to the EPA daily recommended amount of UV. Unlike competitors, the color change is gradual, permanent and stops changing once daily recommend UV intake has been reached. The bracelet is disposable, non-invasive, passive, and waterproof.

Abstract:
A method, system, and apparatus for monitoring UV exposure. In an embodiment, disclosed herein is an easy to use bracelet that changes color from, for example, Orange to Blue, after being exposed to the EPA daily recommended amount of UV (or some other predetermined amount of UV light). In an embodiment, unlike competitors, the color change is gradual, permanent and stops changing once daily recommend UV intake has been reached. The bracelet is disposable, non-invasive, passive, and waterproof.

Issue Date: 12/28/2021
Application Date: 12/06/2019
Post Date: 07/18/2019

UTEP Docket No: 2019-009