Patents by Inventor Dale Roe

Dale Roe 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).

  • Two tone whistle
    Patent number: 10311852
    Abstract: A two-tone whistle that alters an audible patch that reduces confusion when multiple athletic events are played with whistles being blown during the multiple athletic events. The two-tone whistle includes a mouthpiece, a resonate chamber, a ball, a lever and a lanyard aperture. The slotted edge is integral to the lever and is adapted to move up or down as the lever moves up or down producing a first audible pitch and a second audible pitch, wherein the first audible pitch is lower than the second audible pitch.
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: June 4, 2019
    Inventor: Dale Roe
  • TWO TONE WHISTLE
    Publication number: 20190096380
    Abstract: A two-tone whistle that alters an audible patch that reduces confusion when multiple athletic events are played with whistles being blown during the multiple athletic events. The two-tone whistle includes a mouthpiece, a resonate chamber, a ball, a lever and a lanyard aperture. The slotted edge is integral to the lever and is adapted to move up or down as the lever moves up or down producing a first audible pitch and a second audible pitch, wherein the first audible pitch is lower than the second audible pitch.
    Type: Application
    Filed: May 25, 2017
    Publication date: March 28, 2019
    Inventor: Dale Roe