Patents by Inventor Thomas Adam Alheidt

Thomas Adam Alheidt 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).

  • Positive displacement flush syringe
    Patent number: 8574202
    Abstract: A positive displacement flush syringe includes a barrel having a chamber for retaining fluid and an elongate tip extending distally therefrom having a passageway therethrough in fluid communication with the chamber. A plunger having a stopper which is slidably positioned in said chamber for driving fluid out of the chamber by movement of the stopper relative to the barrel is provided. Further, structure is provided to move fluid distally in the passageway after fluid has been delivered from the chamber and the stopper is in contact with the distal wall of the chamber.
    Type: Grant
    Filed: July 2, 2008
    Date of Patent: November 5, 2013
    Assignee: Becton, Dickinson and Company
    Inventor: Thomas Adam Alheidt
  • Positive Displacement Flush Syringe
    Publication number: 20080262439
    Abstract: A positive displacement flush syringe includes a barrel having a chamber for retaining fluid and an elongate tip extending distally therefrom having a passageway therethrough in fluid communication with the chamber. A plunger having a stopper which is slidably positioned in said chamber for driving fluid out of the chamber by movement of the stopper relative to the barrel is provided. Further, structure is provided to move fluid distally in the passageway after fluid has been delivered from the chamber and the stopper is in contact with the distal wall of the chamber.
    Type: Application
    Filed: July 2, 2008
    Publication date: October 23, 2008
    Applicant: Becton Dickinson and Company
    Inventor: Thomas Adam Alheidt