Patents by Inventor Ronald Modig

Ronald Modig 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: 4544087
    Abstract: Portable holder for liquids intended to be carried over the shoulders which comprises two exchangeable plastic bags, one on the stomach and one on the back, for the liquid, which are firmly secured to a harness, which are connected by means of a tube comprising two nonreturn valves, which prevent the liquid from flowing from one bag to the other. The contents of the bags are consumed simultaneously on consumption of the liquid by suction via the tube or tubes.
    Type: Grant
    Filed: April 12, 1983
    Date of Patent: October 1, 1985
    Inventor: Ronald Modig