Patents by Inventor Allen D. Gossett

Allen D. Gossett 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).

  • Breathing apparatus
    Patent number: 4821712
    Abstract: A portable, emergency breathing apparatus is provided that comprises an elastomeric bladder adapted to receive an emergency supply of pressurized oxygen-containing gas; valve means adapted to inject the oxygen-containing gas into the elastomeric bladder; conduit means providing gaseous fluid communication between the elastomeric bladder and a mouthpiece; and valve means adapted to control the flow of the oxygen-containing gas from the elastomeric bladder through the conduit to the mouthpiece.
    Type: Grant
    Filed: March 29, 1988
    Date of Patent: April 18, 1989
    Inventor: Allen D. Gossett