Patents by Inventor Dale Conrad Arstein

Dale Conrad Arstein 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).

  • Fitting for metal pipe and tubing
    Publication number: 20080012301
    Abstract: A fitting arrangement with an adapter for use in a fitting that uses a fitting body and nut of certain commonly used dimensions as described above, while retaining the gripping capability. The adapter is a ring that seals effectively against the body, while presenting a less shallow camming mouth for engagement by a ferrule. This combination of parts enables effective tube grip, fluid seal, and vibration protection.
    Type: Application
    Filed: November 3, 2004
    Publication date: January 17, 2008
    Inventors: Dale Conrad Arstein, Mark A. Bennett, Tobin Berry, Richard J. Medvick, Jeffrey Michael Rubinski, Xiaoli Tang, Peter C. Williams