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LOTHROP v. ROBERTSON

No. 5300.

61 F.2d 404 (1932)

LOTHROP et al. v. ROBERTSON, Commissioner of Patents.

Court of Appeals of the District of Columbia.

Decided June 6, 1932.

Rehearing Denied October 8, 1932.

Attorney(s) appearing for the Case

Samuel Herrick, of Washington, D. C., and James A. Carr, of St. Louis, Mo., for appellants.

T. A. Hostetler, Solicitor of Patent Office, of Washington, D. C., for appellee.

Before MARTIN, Chief Justice, and ROBB, VAN ORSDEL, HITZ, and GRONER, Associate Justices.

ROBB, Associate Justice.

Appeal from a decree in the Supreme Court of the District dismissing appellants' bill filed under the provisions of section 4915, R. S. (tit. 35, U. S. C. § 63 [35 USCA § 63]).

Two patent applications are involved: No. 488260, filed July 28, 1921, for a process for making conical rollers used in roller bearings; and No. 530643, filed January 20, 1922, for the roller produced by that process.

It is conceded that conical...

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