Patent Attorney Act Article 38

A patent agent is prohibited from engaging in professional service as follows:1. Instances where he/she or another patent attorney or patent agent in his/her firm has previously accepted representation of the same matter from a respondent party to his/her or their client;2. Instances where a matter had been previously handled while employed at an administrative institution or the court; and3. Instances where a related matter had been previously assigned by an administrative institution or the court.A patent agent shall not engage in the following conducts:1. Deceiving or beguiling acts toward the Competent Authority or his/her client;2. Soliciting business engagement by improper means;3. Disclosing or appropriating the content of cases of his/her client;4. Posting or publishing notices amounting to fraud or threat in his/her name or the name of another; and5. Allowing others to practice as a patent agent under his/her name.
中文原文 專利師法第38條
專利代理人對於下列案件,不得執行其業務:
一、本人或同一事務所之專利師或專利代理人,曾受委任人之相對人委任辦理同一案件。
二、曾在行政機關或法院任職期間處理之案件。
三、曾受行政機關或法院委任辦理之相關案件。
專利代理人不得有下列行為:
一、矇蔽或欺罔專利專責機關或委任人。
二、以不正當之方法招攬業務。
三、洩漏或盜用委任人委任案件內容。
四、以自己或他人名義,刊登跡近招搖或恐嚇之啟事。
五、允諾他人假借其名義執行業務。

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