Patents by Inventor Lewis N. Zeller

Lewis N. Zeller 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).

  • URINE COLLECTION APPARATUS
    Publication number: 20150374534
    Abstract: A urine collection apparatus is disclosed to include an expandable bag connected to a urinary catheter, the bag being adapted to receive urine expelled from the person using the apparatus. The apparatus also has a check valve associated with the bag, which opens to admit gas to the interior of the bag to equilibrate the pressure within the bag with the pressure of the surrounding atmosphere whenever a partial vacuum occurs in the bag.
    Type: Application
    Filed: September 4, 2015
    Publication date: December 31, 2015
    Inventor: Lewis N. Zeller
  • Urine collection apparatus
    Patent number: 9125752
    Abstract: A urine collection apparatus is disclosed to include an expandable bag connected to a urinary catheter, the bag being adapted to receive urine expelled from the person using the apparatus. The apparatus also has a check valve associated with the bag, which opens to admit gas to the interior of the bag to equilibrate the pressure within the bag with the pressure of the surrounding atmosphere whenever a partial vacuum occurs in the bag.
    Type: Grant
    Filed: February 21, 2012
    Date of Patent: September 8, 2015
    Inventor: Lewis N. Zeller
  • URINE COLLECTION APPARATUS
    Publication number: 20140257214
    Abstract: A urine collection apparatus is disclosed to include an expandable bag connected to a urinary catheter, the bag being adapted to receive urine expelled from the person using the apparatus. The apparatus also has a check valve associated with the bag, which opens to admit gas to the interior of the bag to equilibrate the pressure within the bag with the pressure of the surrounding atmosphere whenever a partial vacuum occurs in the bag.
    Type: Application
    Filed: May 24, 2014
    Publication date: September 11, 2014
    Inventor: Lewis N. Zeller
  • URINE COLLECTION APPARATUS
    Publication number: 20130338615
    Abstract: A urine collection apparatus is disclosed to include an expandable bag connected to a urinary catheter, the bag being adapted to receive urine expelled from the person using the apparatus. The apparatus also has a check valve associated with the bag, which opens to admit gas to the interior of the bag to equilibrate the pressure within the bag with the pressure of the surrounding atmosphere whenever a partial vacuum occurs in the bag.
    Type: Application
    Filed: February 21, 2012
    Publication date: December 19, 2013
    Inventor: Lewis N. Zeller