Authorities Cited: United States Patent and Trademark Office U.S. Patent No. 416,648 U.S. Patent No. 467,389 United States Code 28 U.S.C. § 1295(a)(1) 35 U.S.C. § 282 Supreme Court 148 U.S. 674 383 U.S. 1, 17 Circuit Courts 140 F.2d 395, 396 374 F.2d 904, 908 547 F.2d 116 728 F.2d 1423 861 F.2d 1581, 1582 905 F.2d 375, 376 162 F.3d 2 162 F.3d 1113, 1118-1119 386 F.3d 1371 437 F.3d 1383 449 F.3d 1190, 1192 237 F. Supp. 2d 907, 911-913 772 F. Supp. 1442, 1452