¶1Appeal from the District Court of the ■United, States for the District of Maryland, :at Baltimore; Morris A. Soper, Judge.
¶2Benjamin Boman, of New York City (Jacob F. Murbaeh, of Baltimore, Md., on the brief), for appellant.
¶3T. A. Hostetler, of Washington, D. C., for appellee.
¶4Before WADDILL, EOSE, and PAB-KEE, Circuit Judges.
¶6We are unable to agree with the appellant that there was any error in the conclusion announced in the successive decisions of the Primary Examiner of the Patent Office, of the Board of Examiners in Chief, of the Commissioner of Patents, of the Court of Appeals for the District of Columbia (298 F. 1019, 54 App. D. C. 404), and of the District Court for the District of Maryland (16 F.[2d] 276).
¶7Affirmed.