Patents by Inventor Marvin A. Sonntag

Marvin A. Sonntag 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).

  • Protective apron and method of fabrication
    Patent number: 4030139
    Abstract: A protective apron has a fabric base sheet with an over-all plastic coating on which is superimposed a belly band completely across the apron from one side to the other. The belly band comprises a layer of substantially all-plastic superimposed on the plastic coating of the base sheet fabric and laminated thereto throughout the contiguous areas thereof.
    Type: Grant
    Filed: February 25, 1976
    Date of Patent: June 21, 1977
    Inventor: Marvin A. Sonntag