Patents by Inventor Paul H. Ess

Paul H. Ess 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).

  • Angled manhole sealing band and method for use
    Patent number: 7789586
    Abstract: The invention relates to a device and method for sealing a manhole structure. A band with a relatively rigid angled corner engages the upper margin of a manhole structure. Adhesives may also be used with the band to enhance the seal with the manhole structure.
    Type: Grant
    Filed: September 19, 2008
    Date of Patent: September 7, 2010
    Assignee: SSI Partnership, LLC
    Inventor: Paul H Ess
  • ANGLED MANHOLE SEALING BAND AND METHOD FOR USE
    Publication number: 20090074509
    Abstract: The invention relates to a device and method for sealing a manhole structure. A band with a relatively rigid angled corner engages the upper margin of a manhole structure. Adhesives may also be used with the band to enhance the seal with the manhole structure.
    Type: Application
    Filed: September 19, 2008
    Publication date: March 19, 2009
    Applicant: SSI PARTNERSHIP LLC
    Inventor: Paul H. Ess
  • Angled manhole sealing band and method for use
    Publication number: 20080170908
    Abstract: The invention relates to a device and method for sealing a manhole structure. A band with a relatively rigid angled corner engages the upper margin of a manhole structure. Adhesives may also be used with the band to enhance the seal with the manhole structure.
    Type: Application
    Filed: January 17, 2007
    Publication date: July 17, 2008
    Inventor: Paul H. Ess
  • Tapered manhole sealing band and method for use
    Patent number: 7150580
    Abstract: The invention relates to a device and method for sealing a manhole structure. An elastomeric band with at least two different peripheries is sealingly engaged to at least two corresponding peripheries of the manhole structure. Adhesives and supplemental retaining bands may also be used to secure the elastomeric band to the manhole structure.
    Type: Grant
    Filed: August 24, 2005
    Date of Patent: December 19, 2006
    Inventor: Paul H. Ess