Patents by Inventor Lucas J. Van Alstyne

Lucas J. Van Alstyne 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).

  • Drum vent filter with pressure indicator/stop assembly
    Patent number: 10427081
    Abstract: An apparatus and method for removal of contaminants from vented vapors having a pressure indicator/stop assembly.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: October 1, 2019
    Inventors: Ralph R. Newman, Raymond J. Krebs, Jr., Lucas J. Van Alstyne, Kory S. Mehrer