Patents by Inventor Lisa A. Gubrud

Lisa A. Gubrud 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).

  • Burnish resistant printing sheets
    Publication number: 20040229063
    Abstract: A coated printing sheet is provided that is suitable for conventional offset printing grades, exhibiting desirable surface and optical properties and providing a surface that is image receptive and resistant to coating failure. The coated printing sheet includes an image receptive coating containing a hard polymer pigment having a shear modulus of at least 5.0×109 dynes/cm2 and a film forming binder. The coated printing sheets resist burnishing and exhibit desirable properties, e.g., gloss, bulk, stiffness and smoothness, with minimal or no calendering.
    Type: Application
    Filed: June 23, 2004
    Publication date: November 18, 2004
    Applicant: S.D. WARREN SERVICES COMPANY, a Delaware corporation
    Inventors: Paul W. Concannon, Paul Durocher, Joseph M. Fernandez, Lisa A. Gubrud, Thomas A. Waecker
  • Burnish resistant printing sheets
    Patent number: 6777075
    Abstract: A coated printing sheet is provided that is suitable for conventional offset printing grades, exhibiting desirable surface and optical properties and providing a surface that is image receptive and resistant to coating failure. The coated printing sheet includes an image receptive coating containing a hard polymer pigment having a shear modulus of at least 5.0×109 dynes/cm2 and a film forming binder. The coated printing sheets resist burnishing and exhibit desirable properties, e.g., gloss, bulk, stiffness and smoothness, with minimal or no calendering.
    Type: Grant
    Filed: March 15, 2002
    Date of Patent: August 17, 2004
    Assignee: S.D. Warren Services Company
    Inventors: Paul W. Concannon, Paul Durocher, Joseph M. Fernandez, Lisa A. Gubrud, Thomas A. Waecker
  • Burnish resistant printing sheets
    Publication number: 20030175501
    Abstract: A coated printing sheet is provided that is suitable for conventional offset printing grades, exhibiting desirable surface and optical properties and providing a surface that is image receptive and resistant to coating failure. The coated printing sheet includes an image receptive coating containing a hard polymer pigment having a shear modulus of at least 5.0×109 dynes/cm2 and a film forming binder. The coated printing sheets resist burnishing and exhibit desirable properties, e.g., gloss, bulk, stiffness and smoothness, with minimal or no calendering.
    Type: Application
    Filed: March 15, 2002
    Publication date: September 18, 2003
    Inventors: Paul W. Concannon, Paul Durocher, Joseph M. Fernandez, Lisa A. Gubrud, Thomas A. Waecker