Patents by Inventor David J. Knecht

David J. Knecht 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).

  • Exterior panel
    Patent number: 6516577
    Abstract: An exterior covering for buildings and the like is described. The present invention relates to vinyl siding panels for building exteriors that are easy to install, and which prevent a collection of moisture along the building exterior.
    Type: Grant
    Filed: April 30, 2001
    Date of Patent: February 11, 2003
    Assignee: Crane Plastics Company LLC
    Inventors: Paul R. Pelfrey, David J. Knecht
  • Vented siding
    Publication number: 20020020125
    Abstract: An exterior covering for buildings and the like is described. The present invention relates to vinyl siding panels for building exteriors that are easy to install, and which prevent a collection of moisture along the building exterior.
    Type: Application
    Filed: April 30, 2001
    Publication date: February 21, 2002
    Inventors: Paul R. Pelfrey, David J. Knecht
  • Vented siding
    Patent number: 6223488
    Abstract: An exterior covering for buildings and the like is described. The present invention relates to vinyl siding panels for building exteriors that are easy to install, and which prevent a collection of moisture along the building exterior.
    Type: Grant
    Filed: December 9, 1999
    Date of Patent: May 1, 2001
    Assignee: Crane Plastics Siding LLC
    Inventors: Paul R. Pelfrey, David J. Knecht