Authorities Cited: United States Patent and Trademark Office U.S. Patent No. 5,557,891 United States Code 28 U.S.C. § 1292(c)(1) 28 U.S.C. § 1295(a)(1) 35 U.S.C. § 287 Supreme Court 227 U.S. 8, 37-38 608 U.S. 49, 60 Circuit Courts 640 F.2d 109, 113-114 133 F.3d 860, 869 153 F.3d 1318, 1336 165 F.3d 891, 897-898 231 F.3d 1325, 1329 362 F.3d 1367, 1375-1377 444 F.3d 991, 994