Patents by Inventor H. Stuart Campbell

H. Stuart Campbell 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).

  • Mouthpiece for inhalers
    Patent number: 10207065
    Abstract: A mouthpiece (10) for an inhaler or inhalation device (100) includes an elongated body (12) having a substantially oval opening (14) at a first end and a substantially round opening (18) at a second end opposite from the first end, a plurality of depending arms (24), extending from the elongated body forming at least one air passageway (26) between two depending arms (24), and at least one flexible gripping finger (32) coupled to an inner surface of each depending arm (24), extending inwardly into the medicament delivery passageway of the mouthpiece at or near the substantially round opening (18) at the opposite end. Once coupled with an inhaler or inhalation device, the mouthpiece functions as a “pass through” mouthpiece to improve the consistency of inhaled medicament/drug delivery.
    Type: Grant
    Filed: July 11, 2014
    Date of Patent: February 19, 2019
    Inventors: H. Stuart Campbell, John H. Silva
  • Inhaler mouthpiece
    Patent number: D748242
    Type: Grant
    Filed: July 11, 2014
    Date of Patent: January 26, 2016
    Inventors: H. Stuart Campbell, John H. Silva