Patents by Inventor James L. Thrun

James L. Thrun 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).

  • Inhalant disperser
    Patent number: 4058425
    Abstract: An inhalant disperser comprising an ampoule contained within an enclosure formed of an outer layer of liquid absorbent paper and an inner layer of material having an impermeable portion confining the fragments of a broken ampoule within the enclosure and a perforated portion permitting the passage of the ampoule contents therethrough for permeating the outer layer.
    Type: Grant
    Filed: March 18, 1974
    Date of Patent: November 15, 1977
    Assignee: A-T-O Inc.
    Inventor: James L. Thrun