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IN RE ELLIS

Patent Appeal No. 2639.

47 F.2d 963 (1931)

In re ELLIS et al.

Court of Customs and Patent Appeals.

March 25, 1931.

Attorney(s) appearing for the Case

Ralph N. Flint, of Detroit, Mich., and Arthur W. Davidson, of Washington, D. C., for appellants.

T. A. Hostetler, of Washington, D. C. (Howard S. Miller, of Washington, D. C., of counsel), for the Commissioner of Patents.

Before GRAHAM, Presiding Judge, and BLAND, HATFIELD, GARRETT, and LENROOT, Associate Judges.

BLAND, Associate Judge.

This is an appeal from the decision of the Board of Appeals affirming that of the examiner refusing to allow claims 17 to 21, inclusive (claims 7, 8, 9, 10 being allowed), relating to the distillation and purifying of oil in an internal combustion engine. Claims 17 and 18 are illustrative and follow:

"17. In combination with an internal-combustion engine having a crankcase, and an exhaust conduit; a distilling vessel associated with...

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