Researchers Submit Patent Application, "Sanitary Knickers", for Approval (USPTO 20240285446).

A patent application has been submitted for a new invention called "Sanitary Knickers" by inventor Zhou, Lida. The application describes a type of underwear designed to absorb menstrual blood and prevent leakage. The invention includes a middle crotch cloth with an absorption layer, a locking water layer, and a leak-proof layer. The underwear is designed to provide comfort and coverage, with the rear end of the middle crotch cloth extending to the waist. The invention aims to improve the absorption and leakage prevention of traditional sanitary products and increase the comfort of wearing them. [Extracted from the article]