Patents by Inventor Nitish Kumar Varma KUNAPARAJU

Nitish Kumar Varma KUNAPARAJU 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).

  • Publication number: 20240058542
    Abstract: Disclosed is a plunger piston for use in a syringe and especially in a micro-dosing syringe pump application. The plunger piston comprises a front face opposite a rear face and at least one annular groove positioned between the front face and the rear face. The plunger piston includes a plurality of channels extending from the front face into the groove, the channels providing communication between the front face and the groove. An O-ring is received in the groove and the channels serve to equalize pressures around a first side of the O-ring to improve sealing performance and micro-dosing accuracy of a syringe or a micro-dosing syringe pump utilizing the plunger piston.
    Type: Application
    Filed: December 9, 2021
    Publication date: February 22, 2024
    Applicant: Becton, Dickinson and Company
    Inventors: Nicholas P. ANDERSON, Nitish Kumar Varma KUNAPARAJU
  • Publication number: 20230285663
    Abstract: Medication delivery system including a container, reservoir, or chamber for medium or fluid, and a mechanism or driving components configurable outside of medium or fluid chamber for advancing a plunger to dispense medium or fluid. The system can include syringe-style drug container, reservoir, or chamber, containing medium or fluid dispensable by advancing plunger disposed inside the container, where the container includes a sliceable portion and where a cutter or slicer is configurable on plunger holder or pusher behind plunger such that cutter cuts through sliceable portion of container as plunger is advanced dispensing medium out of container. The present disclosure is further directed to a patch pump comprising the system as described above. The present disclosure is further directed to a medicament delivery device comprising the system as described above.
    Type: Application
    Filed: August 5, 2021
    Publication date: September 14, 2023
    Applicant: Becton, Dickinson and Company
    Inventors: Nitish Kumar Varma Kunaparaju, Mark Wood, Dan Yasevac, Khodabakhsh Saeedi
  • Publication number: 20230038182
    Abstract: Provided is a fill closure tab or an infusion device incorporating the same. The fill closure tab includes a gripping portion, and seals an insertion mechanism opening with a hydrophobic membrane. The fill closure tab further includes a fill assist mechanism shaped to assist with directing a filling device such as a pen needle or syringe to a fill port of the infusion device.
    Type: Application
    Filed: June 23, 2022
    Publication date: February 9, 2023
    Inventors: Nitish Kumar Varma KUNAPARAJU, Alexander John SEGIT, Alessandro E. PIZZOCHERO