Patents by Inventor Jerry Schueller

Jerry Schueller 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).

  • Check valve flap for fluid injector
    Patent number: 8714200
    Abstract: A backflow-prevention system that substantially prevents contaminant backflow at a treatment site. The system includes a fluid ejector tube for insertion into the patient's mouth and a backflow prevention device that receives fluid from the fluid ejector tube. The backflow prevention device includes an internally positioned valve member. The valve member limits contaminant backflow. The valve member is movable between open and closed positions based on a vacuum pressure condition in the system.
    Type: Grant
    Filed: August 13, 2012
    Date of Patent: May 6, 2014
    Assignee: RJC Products, LLC
    Inventors: Richard Paul Bushman, Jerry Schueller
  • CHECK VALVE FLAP FOR FLUID INJECTOR
    Publication number: 20120305100
    Abstract: A backflow-prevention system that substantially prevents contaminant backflow at a treatment site. The system includes a fluid ejector tube for insertion into the patient's mouth and a backflow prevention device that receives fluid from the fluid ejector tube. The backflow prevention device includes an internally positioned valve member. The valve member limits contaminant backflow. The valve member is movable between open and closed positions based on a vacuum pressure condition in the system.
    Type: Application
    Filed: August 13, 2012
    Publication date: December 6, 2012
    Applicant: RJC PRODUCTS LLC
    Inventors: Richard Paul Bushman, Jerry Schueller
  • Check valve flap for fluid injector
    Patent number: 8256464
    Abstract: A backflow-prevention system that substantially prevents contaminant backflow at a treatment site. The system includes a fluid ejector tube for insertion into the patient's mouth and a backflow prevention device that receives fluid from the fluid ejector tube. The backflow prevention device includes an internally positioned valve member. The valve member limits contaminant backflow. The valve member is movable between open and closed positions based on a vacuum pressure condition in the system.
    Type: Grant
    Filed: June 27, 2008
    Date of Patent: September 4, 2012
    Assignee: RJC Products LLC
    Inventors: Richard Paul Bushman, Jerry Schueller
  • CHECK VALVE FLAP FOR FLUID INJECTOR
    Publication number: 20090065067
    Abstract: A backflow-prevention system that substantially prevents contaminant backflow at a treatment site. The system includes a fluid ejector tube for insertion into the patient's mouth and a backflow prevention device that receives fluid from the fluid ejector tube. The backflow prevention device includes an internally positioned valve member. The valve member limits contaminant backflow. The valve member is movable between open and closed positions based on a vacuum pressure condition in the system.
    Type: Application
    Filed: June 27, 2008
    Publication date: March 12, 2009
    Applicant: RJC PRODUCTS LLC
    Inventors: Richard Paul Bushman, Jerry Schueller