Patents by Inventor Emily J. Rivera

Emily J. Rivera 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).

  • Ripper tip for a ripper shank assembly
    Patent number: 9297149
    Abstract: A ripper tip includes a front end, a rear end, and a mounting cavity extending into the rear end. The ripper tip further includes an upper surface extending between the front end and the rear end, wherein a portion of the upper surface at the rear end of the ripper tip includes an upwardly projecting ridge having ridge sides and a ridge top that extend rearwardly on the ripper tip.
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: March 29, 2016
    Assignee: Caterpillar Inc.
    Inventors: Emily J. Rivera, Clifford O. Jeske, Murray A. Smith, Craig Harder
  • RIPPER TIP FOR A RIPPER SHANK ASSEMBLY
    Publication number: 20150167278
    Abstract: A ripper tip includes a front end, a rear end, and a mounting cavity extending into the rear end. The ripper tip further includes an upper surface extending between the front end and the rear end, wherein a portion of the upper surface at the rear end of the ripper tip includes an upwardly projecting ridge having ridge sides and a ridge top that extend rearwardly on the ripper tip.
    Type: Application
    Filed: March 2, 2015
    Publication date: June 18, 2015
    Applicant: Caterpillar Inc.
    Inventors: Emily J. Rivera, Clifford O. Jeske, Murray A. Smith, Craig Harder
  • Ripper tip for a ripper shank assembly
    Patent number: 8967287
    Abstract: A ripper tip includes a front end, a rear end, and a mounting cavity extending into the rear end. The ripper tip further includes an upper surface extending between the front end and the rear end, wherein a portion of the upper surface at the rear end of the ripper tip includes an upwardly projecting ridge having ridge sides and a ridge top that extend rearwardly on the ripper tip.
    Type: Grant
    Filed: September 27, 2012
    Date of Patent: March 3, 2015
    Assignee: Caterpillar Inc.
    Inventors: Emily J. Rivera, Clifford O. Jeske, Murray A. Smith, Craig Harder
  • Shank protector for a ripper shank assembly
    Patent number: 8887826
    Abstract: A ripper shank protector including a first side, a second side, and a center face extending between the first side and the second side. The shank protector further includes a first protector mount in the first side, and a second protector mount in the first side, the second protector mount including an open-ended slot that allows sliding the slot onto a mounting projection extending from a ripper shank.
    Type: Grant
    Filed: September 27, 2012
    Date of Patent: November 18, 2014
    Assignee: Caterpillar Inc.
    Inventors: Emily J. Rivera, Clifford O. Jeske, Murray A. Smith, Craig Harder
  • Ripper shank assembly
    Patent number: 8770311
    Abstract: A ripper shank assembly including a ripper shank and a ripper tip mounted to a front end of the ripper shank. The ripper tip includes an upper surface with a first ridge extending upward from the upper surface. The ripper shank assembly further includes a ripper shank protector mounted to a front edge of the ripper shank rearward of the ripper tip, the ripper shank protector including a second ridge on a center face of the ripper shank protector, wherein a portion of the second ridge adjacent a front end of the ripper shank protector has a height greater than a height of the first ridge.
    Type: Grant
    Filed: September 27, 2012
    Date of Patent: July 8, 2014
    Assignee: Caterpillar Inc.
    Inventors: Emily J. Rivera, Clifford O. Jeske, Murray A. Smith, Craig Harder