Authorities Cited: United States Patent and Trademark Office U.S. Patent No. 6,457,823 U.S. Patent No. 6,616,355 U.S. Patent No. 6,755,518 United States Code 28 U.S.C. § 1295(a)(1) Circuit Courts 927 F.2d 1565, 1576 88 F.3d 1054, 1057 128 F.3d 1473, 1478 150 F.3d 1354, 1361 192 F.3d 1362, 1365 301 F.3d 1343, 1349 339 F.3d 1373, 1377 432 F.3d 1368, 1376 512 F.3d 1363, 1378 527 F.3d 1318, 1321 Federal Rules of Civil Procedure Fed. R. Civ. P. 56(c)