Patents by Inventor S. Louis Kelter

S. Louis Kelter 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).

  • Patent number: 4104750
    Abstract: Inflatable infant crib and carrier apparatus is disclosed which includes separate inflatable compartments secured together with straps for appropriately carrying the apparatus.
    Type: Grant
    Filed: March 4, 1977
    Date of Patent: August 8, 1978
    Inventors: S. Louis Kelter, Viviane S. Kelter