Patents by Inventor Cem MONUR

Cem MONUR 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).

  • Landing collar
    Patent number: 9303482
    Abstract: A landing collar having a housing, a first sleeve configured to receive a lead wiper plug, and a latching mechanism configured to couple the first sleeve to an inner wall of the housing. The latching mechanism including a c-ring coupled to the housing and a landing insert disposed within the c-ring.
    Type: Grant
    Filed: August 11, 2014
    Date of Patent: April 5, 2016
    Assignee: Smith International Inc.
    Inventors: James M. Hall, Cem Monur
  • Dual wiper plug system
    Patent number: 9200499
    Abstract: A dual wiper plug system having a first wiper including a first body having a first bore therethrough, and at least one wiper fin disposed around the body, a second wiper disposed axially above the first wiper, the second wiper including a second body having a second bore therethrough and a first shoulder formed on the inner surface of the second body, and at least one wiper fin disposed around the body, and a first collet ring coupled to the first wiper and including at least one collet finger extending axially upward, and a collet head disposed on an upper end of the collet finger and configured to engage the first shoulder of the second body.
    Type: Grant
    Filed: March 14, 2011
    Date of Patent: December 1, 2015
    Assignee: Smith International, Inc.
    Inventors: James Hall, Cem Monur
  • LANDING COLLAR
    Publication number: 20140345852
    Abstract: A landing collar having a housing, a first sleeve configured to receive a lead wiper plug, and a latching mechanism configured to couple the first sleeve to an inner wall of the housing. The latching mechanism including a c-ring coupled to the housing and a landing insert disposed within the c-ring.
    Type: Application
    Filed: August 11, 2014
    Publication date: November 27, 2014
    Inventors: James M. Hall, Cem Monur
  • DUAL WIPER PLUG SYSTEM
    Publication number: 20120234561
    Abstract: A dual wiper plug system having a first wiper including a first body having a first bore therethrough, and at least one wiper fin disposed around the body, a second wiper disposed axially above the first wiper, the second wiper including a second body having a second bore therethrough and a first shoulder formed on the inner surface of the second body, and at least one wiper fin disposed around the body, and a first collet ring coupled to the first wiper and including at least one collet finger extending axially upward, and a collet head disposed on an upper end of the collet finger and configured to engage the first shoulder of the second body.
    Type: Application
    Filed: March 14, 2011
    Publication date: September 20, 2012
    Applicant: SMITH INTERNATIONAL, INC.
    Inventors: James HALL, Cem MONUR