一、问题的提出2015年3月2 4日,纠缠近2 0年的B&B与H a r g i s商标侵权纠纷案在美国最高法院落下帷幕。最高法院最终撤销了第八巡回上诉法院的判决,判定TTAB(美国商标审理与上诉委员会)对混淆可能性的认定能够约束商标侵权纠纷中法院的判决,具有争点排除(issue preclusion)的效力。从1993年B&B注册商标SEALTIGHT以来, I. Issues raised On March 24, 2015, the B & B and Holglies trademark infringement dispute that has been tangled nearly 20 years ended in the Supreme Court of the United States. The Supreme Court finally withdrew the judgment of the Court of Appeals for the 8th Circuit and determined that TTAB (the U.S. Trademark Appeals and Appeals Board) found that the possibility of confusion could restrain the court’s judgment in a trademark infringement dispute, with the effect of issue preclusion. Since the 1993 B & B registered trademark SEALTIGHT,