Patents by Inventor Irvin Mitchell

Irvin Mitchell 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).

  • Patent number: 7134218
    Abstract: A template that would be created with a given line for outside, centerline and inside radius of ell marked in one degree increments, starting with zero degree from the end of each radius of ell and ending at ninety degrees. Incorporated on the template would be a sketch of back to back odd fittings, with all dimensions given for the offset, end to end and the take off of all dimensions from one to ninety degrees, for odd fittings fabricated from the standard ninety degree ell. The offset, and end to end dimensions, would terminate at ninety degrees. Also incorporated on the template would be a sketch of a ninety degree ell with odd degree fitting attached, with all dimensions given for the offset and the center to end using all degrees from one to ninety.
    Type: Grant
    Filed: April 27, 2005
    Date of Patent: November 14, 2006
    Inventor: Irvin Mitchell