GARRETT, Associate Judge.
On February 7, 1933, the United States Patent Office issued to appellant Macready a patent, No. 1,896,522, entitled "Apparatus for Obtaining Samples from Drilled Wells"; the patent being based upon an application filed July 5, 1922, and renewed October 10, 1927. As allowed, the patent contains seven claims.
On February 10, 1926, one John T. Simmons filed an application, which, on October 17, 1933, matured into patent No. 1,930,987...
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