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APPLICATION OF HESSEL

Patent Appeal No. 7465.

353 F.2d 244 (1965)

Application of Frederick A. HESSEL.

United States Court of Customs and Patent Appeals.

December 9, 1965.

Attorney(s) appearing for the Case

George Larue Tone, New York City, for appellant.

Clarence W. Moore, Washington, D. C. (Jere W. Sears, Washington, D. C., of counsel), for the Commissioner of Patents.

Before WORLEY, Chief Judge, and RICH, SMITH, and ALMOND, Judges.

WORLEY, Chief Judge.

This is an appeal from the decision of the Board of Appeals which affirmed the examiner's rejection of claims 1 and 2 in appellant's application1 for "Secondary Recovery Method."

It appears that economical recovery of oil from oil-bearing sands by natural flow or usual pumping methods is often hindered by (1) a decrease in the natural gas pressure in the oil formation which drives the oil toward the well, and...

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