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Show F: 159. all patents and patent rights in all countries outside of the limits of the United States of America which patent and patent rights hereby assigned or in any manner connected therewith. IN WITNESS WHEREOF, I have hereunto set my hand, this day of ‘1921. Witnesses: * * * * * * State of Utah ss. County of Salt Lake On this day of ~____~ personally appeared before me, the undersigned notary public, Robert H. Bradford, the signer of the foregoing instrument, who duly acknowledged to me that he executed said instrument freely and voluntarily and for the uses and purposes therein mentioned. IN WITNESS WHEREOF, I have hereunto set my hand, and affixed my notarial seal, the day and year first above written. My commission expires Notary Public. . * * * * * * * * January 25, 1921. ' President John A. Widtsoe, University of Utah, Salt Lake City, Utah. Dear Dr. Widtsoe: In the matter of the patent for an "improved metallurgical process" of extracting cepper from its ores by volatilization, allow me to say that a patent was allowed on May 15, 1920, by the United States :fiatent Office to Robert Henry Bradford. The work of developing the process was done in the laboratories of the University of Utah. The ores were furnished by the Pope-Shenon Mining Company, who paid part of the expenses of the tests, also the costs of pa securing the patent, and have built a commercial plant at a cost of $75,000 to try out the process. After careful consideration by the officers of our |
