UNITED STATES v. UNITED STATES GYPSUM COMPANY

Attorney(s) appearing for the Case

Edward Knuff, Sp. Asst. to the Atty. Gen., Vincent A. Gorman, Lawrence Gochberg, Washington, D. C., Stanley N. Barnes, Asst. Atty. Gen., Charles H. Weston, Sp. Asst. to the Atty. Gen., William D. Kilgore, Jr., Washington, D. C., on the briefs, for the United States.

Samuel I. Rosenman, New York City, Seymour Krieger, Elmer E. Finck and Seymour D. Lewis, New York City, Stanley M. Silverberg, Howard Weinstein, New York City, on the briefs, and Finck & Huber, Buffalo, N. Y., and Rosenman, Goldmark, Colin & Kaye, New York City, of counsel, for National Gypsum Co.

Norman A. Miller, Chicago, Ill., Herbert W. Hirsh, Chicago, Ill., C. Roger Nelson, Washington, D. C., Donald N. Clausen, Chicago, Ill., and Franklin M. Schultz, appeared, Clausen, Hirsh & Miller, Chicago, Ill., on the briefs, and Carson Purcell and Purcell & Nelson, Washington, D. C., of counsel, for Certain-Teed Products Corp.

Benjamin P. DeWitt, New York City, and Joseph S. Rippey, Rochester, N. Y., argued orally; joint briefs were filed for Newark Plaster Co. and for Ebsary Gypsum Co., Inc. by DeWitt, Pepper & Howell, New York City, for petitioners Newark Plaster Co., and Ebsary Gypsum Co., Inc.

Cranston Spray, Chicago, Ill., and Bruce Bromley, New York City, argued orally; Robert C. Keck, Chicago, Ill., Hugh Lynch, Jr., Washington, D. C., John E. MacLeish, Chicago, Ill., appeared, Cravath, Swaine & Moore, New York City, and MacLeish, Spray, Price & Underwood, Chicago, Ill., of counsel, for U. S. Gypsum Co.

Albert E. Hallett, Chicago, Ill., for Celotex Corp.

Before STONE, United States Circuit Judge, and COLE and WORLEY, Judges of the United States Court of Customs and Patent Appeals, sitting as District Judges.