Mary Kenner received a patent for a sanitary belt with a moisture-resistant pocket.
On October 20, 1960, Kenner was issued US Patent 2,881,761 for an enhancement to her original sanitary belt design, incorporating a moisture-resistant pocket for sanitary napkins. This advancement represented a refinement to her previous patent, aimed at further improving comfort and protection for the user. Kenner's continuous improvements in women's products underscore her dedication to innovating within the realm of personal care, reflecting her capability to recognize and address essential but frequently ignored needs of women, contributing significantly to the evolution of modern sanitary products.