Patents by Inventor Thomas W. Rickner

Thomas W. Rickner 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).

  • Anti-refluxive and trigone sparing internal ureteral stent
    Patent number: 8920513
    Abstract: A ureteral stent has an elongated body connecting a coiled, renal segment to a coiled, bladder end segment. In one embodiment of the present invention, the coiled, bladder end segment and a lower, intramural segment of the elongated body are provided as a first flap and a second flap. The lower, intramural segment is of such length as to extend through a patient's intramural ureteral, preferably 2-4 cm. In another embodiment of the present invention, the coiled, renal segment is provided in a first plane and the coiled, bladder end segment is provided in a second plane such that the first plane and the second plane are transverse with respect to one another.
    Type: Grant
    Filed: August 27, 2010
    Date of Patent: December 30, 2014
    Inventor: Thomas W. Rickner
  • Anti-Refluxive and Trigone Sparing Internal Ureteral Stent
    Publication number: 20120053700
    Abstract: A ureteral stent has an elongated body connecting a coiled, renal segment to a coiled, bladder end segment. In one embodiment of the present invention, the coiled, bladder end segment and a lower, intramural segment of the elongated body are provided as a first flap and a second flap. The lower, intramural segment is of such length as to extend through a patient's intramural ureteral, preferably 2-4 cm. In another embodiment of the present invention, the coiled, renal segment is provided in a first plane and the coiled, bladder end segment is provided in a second plane such that the first plane and the second plane are transverse with respect to one another.
    Type: Application
    Filed: August 27, 2010
    Publication date: March 1, 2012
    Inventor: Thomas W. Rickner
  • Auxiliary towel rack shelves
    Patent number: 4799432
    Abstract: Auxiliary shelves are mounted between side members having a lower portion that extends below and behind a towel rack and engages the wall so that the assembly can be easily mounted within the towel rack and provide stable support for articles on the shelves.
    Type: Grant
    Filed: June 4, 1984
    Date of Patent: January 24, 1989
    Inventor: Thomas W. Rickner