Trademark Act Article 28

Limitation and exception of disposition of right derived from application for registration of jointly owned trademarkAny transfer of the right derived from an application for registration of a jointly owned trademark or the share of a joint applicant in such trademark shall have the consent of all joint applicants, unless such right or share is transferred by succession, compulsory execution, a judgment of the court or operation of other law.Any abandonment of the right derived from an application for registration of a jointly owned trademark shall have the consent of all joint applicants, unless in the case that a joint applicant abandons his/her own share in such trademark.The share abandoned by a joint applicant referred to in the preceding paragraph shall be distributed among the remaining joint applicants in proportion to each one’s share.The preceding paragraph shall apply mutatis mutandis to cases where a joint applicant dies with no successor or ceases to exist with no assumer.Any restriction or division of the designated goods or services of an application for registration of a jointly owned trademark shall have the consent of all joint applicants.
中文原文 商標法第28條
共有商標申請權或共有人應有部分之移轉,應經全體共有人之同意。
但因繼承、強制執行、法院判決或依其他法律規定移轉者,不在此限。
共有商標申請權之拋棄,應得全體共有人之同意。
但各共有人就其應有部分之拋棄,不在此限。
前項共有人拋棄其應有部分者,其應有部分由其他共有人依其應有部分之比例分配之。
前項規定,於共有人死亡而無繼承人或消滅後無承受人者,準用之。
共有商標申請權指定使用商品或服務之減縮或分割,應經全體共有人之同意。

English translation for reference only; the Chinese text prevails. Not legal advice.