Patents by Inventor Caleb Plain

Caleb Plain 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).

  • Point of sale device
    Patent number: D1048171
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: October 22, 2024
    Assignee: Boulevard Labs, Inc.
    Inventors: Matthew Danna, Biju Nair, Chao Shii Wang, Caleb Plain, Daniel Cheng