Patents by Inventor David Jonathan Margulis

David Jonathan Margulis 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: 6250253
    Abstract: A fish resuscitating apparatus includes a container of pressurized oxygen-rich fluid medium such as a gas or liquid. A valve controllably couples the fluid medium to a dispensing tip which is dimensioned to fit within the mouth of the fish. The dispensing tip is porous or perforated to allow the fluid to enter the mouth of the fish for aiding the fish in recovering from being caught. A kit of parts includes a container, a valve, and a plurality of tips of different dimensions, for use with different types of fish.
    Type: Grant
    Filed: May 26, 2000
    Date of Patent: June 26, 2001
    Inventor: David Jonathan Margulis