Patents by Inventor Phillip Egleton

Phillip Egleton 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).

  • Pressure control tool for modluating pressure in a portion of a wellbore
    Patent number: 7380592
    Abstract: A pressure control device for mounting on a mandrel includes a flexible cup member, a rigid support member and an anti extrusion portion of greater hardness than the cup member located at an outer portion of the cup member. The cup member is bonded only to selected areas of the anti extrusion portion and the support member, thereby permitting relative movement between other areas of contact.
    Type: Grant
    Filed: October 8, 2004
    Date of Patent: June 3, 2008
    Inventors: Nicholas Atkins, Phillip Egleton, Craig Spalding
  • Downhole tool
    Publication number: 20050098313
    Abstract: A pressure control device for mounting on a mandrel includes a flexible cup member, a rigid support member and an anti extrusion portion of greater hardness than the cup member located at an outer portion of the cup member. The cup member is bonded only to selected areas of the anti extrusion portion and the support member, thereby permitting relative movement between other areas of contact.
    Type: Application
    Filed: October 8, 2004
    Publication date: May 12, 2005
    Applicant: RUBBERATKINS LIMITED
    Inventors: Nicholas Atkins, Phillip Egleton, Craig Spalding