主語是：the U.S. court of Appeals for the federal circuit
謂語動詞：said
賓語：it would use a particular case to conduct a broad review of business-method patents.
狀語：In a move that has intellectual-property lawyers abuzz
另外，that has intellectual-property lawyers abuzz 這部分是用來修飾move(舉措，舉動)的
建議樓主常常讀China Daily等，很有幫助的喲~~~~