Patents by Inventor David J. Grano

David J. Grano 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).

  • Filter with both conventional and scented filtration
    Publication number: 20120186593
    Abstract: A multi-component filter for tobacco smoke and the like comprises a mouthpiece section and two filter sections respectively containing conventional filtration material and scented filtration material in the form of porous scented paper adapted to disguise the odor of the smoke with a fresh clean odor. The sections are telescopically assembled with small spring clips co-operating with annular grooves for releasable connection of the same.
    Type: Application
    Filed: January 24, 2011
    Publication date: July 26, 2012
    Inventors: Anthony Albert Grano, David J. Grano