Patents by Inventor Ming Tu Liang

Ming Tu Liang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Waterproof shoe structure
    Publication number: 20030131498
    Abstract: A waterproof shoe structure comprises an upper and a sole. The upper comprises an outer layer, a lining layer, and a waterproof foot-like member. The waterproof foot-like is integrally formed of latex. The lining layer has a foot-like configuration and is mounted inside the waterproof foot-like member. The outer layer covers the waterproof foot-like member. The outer layer, the lining layer, and the waterproof foot-like member are securely engaged together. The sole is then securely engaged with the outer layer of the upper.
    Type: Application
    Filed: January 15, 2002
    Publication date: July 17, 2003
    Inventor: Ming Tu Liang