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1·Board in respect of a request to declare invalid the patent right for utility model or design is final.

专利复审委员会对宣告实用新型和外观设计专利权无效的请求所作出的决定为终局决定。

2·Counterpart's right to resistance under such circumstances is significant, not only counterpart, but also the others have the fight to request to declare invalid administrative act.

无效行政为制度在这种情况下的意义是，不仅行政行为相对人，而且其他任何人或者任何机关都可以请求有权机关宣告或确认行政行为无效不受时效的限制。

3·If any Registration Certificate or Representatives Certificate is lost or destroyed, the Representative Office shall declare the same invalid on designated media and apply for replacement.

登记证和代表证遗失或者毁坏的，代表机构应当在指定的媒体上声明作废，申请补领。