Patents by Inventor Pano C. Petrellis

Pano C. Petrellis 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).

  • Photoreactive oligomer composition and printing plate
    Patent number: 4316949
    Abstract: A long running printing press can be obtained by use of a photopolymerizable composition comprised of an ethylenically unsaturated oligomer, a solvent soluble diazonium resin, an organic film forming binder, and a photoinitiator system in described ratios.
    Type: Grant
    Filed: December 14, 1979
    Date of Patent: February 23, 1982
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Pano C. Petrellis, Larry A. Lien, Wesley E. Zarr