Patents by Inventor Richard Persing

Richard Persing 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).

  • Device for resisting movement of a suspended pipe
    Patent number: 6672545
    Abstract: A device for resisting movement of a pipe suspended by a pipe hanger includes a base and a pair of arms extending from the base. A recess is formed in each of the arms for receiving a portion of a pipe hanger. A projection extends from each arm. The device fits between a suspended pipe and the hanger. Contact between the arms and projections of the device on the one hand and a portion of the pipe hanger on the other hand resists movement of the pipe. Contact between the arms and a portion of the pipe hanger resists movement of the device with respect to the pipe hanger.
    Type: Grant
    Filed: November 7, 2000
    Date of Patent: January 6, 2004
    Assignee: Erico International Corporation
    Inventor: Richard Persing