Patents by Inventor Melvin Jacobs

Melvin Jacobs 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).

  • ANNULAR SEALING IN A ROTATING CONTROL DEVICE
    Publication number: 20140027129
    Abstract: An annular seal having a sealing member and method for use is provided for sealing an item of oilfield equipment. The annular seal has an inner diameter for receiving the item of oilfield equipment and a frame. The seal member is contiguous with the frame. The annular seal is configured for durability, in that it resists wear, inversion, increases lubricity, enables tightness, and/or otherwise generally increases endurance, toughness, and/or permanence.
    Type: Application
    Filed: December 28, 2012
    Publication date: January 30, 2014
    Applicant: Weatherford/Lamb, Inc.
    Inventors: Don M. Hannegan, James W. Chambers, Melvin Jacobs