POLAROID CORPORATION v. MARKHAM

Attorney(s) appearing for the Case

Mr. Donald L. Brown, of the Bar of the Court of Appeals of New York, of New York City, pro hac vice, by special leave of court, with whom Messrs. Cecil A. Beasley, Jr., of Washington, D. C., and Nathaniel R. French, of Cambridge, Mass., were on the brief, for appellants.

Mr. Irving J. Levy, Chief Trial Attorney, Department of Justice, of Washington, D. C., with whom Messrs. Harry LeRoy Jones, Chief, Alien Property Litigation Unit, of Washington, D. C., and B. F. Garvey, Special Assistant to the Attorney General, were on the brief, for appellee Alien Property Custodian.

Messrs. W. W. Cochran, Solicitor, United States Patent Office, and E. L. Reynolds, United States Patent Office, both of Washington, D. C., entered appearances for appellee Commissioner of Patents.

Before GRONER, Chief Justice, and EDGERTON and ARNOLD, Associate Justices.