PATENTS, trade MARKS, ETC. : the Sellers shall be held free from any dispute regarding the infringements of patent, design, trade mark or copyright of the goods contracted for.
专利、商标等：卖方应免受有关侵犯合约所定货物的专利、设计、商标或版权等纠纷的干扰。
2
Note: Data subjected to be confidential such as product with patent should bear a "confidence" mark for special treatment.
注：对客户提供的机密性资料(如专利产品)，应在图纸上加盖“机密”标识作特别处理。
3
The law of protection of confidential information effectively allows a perpetual monopoly in secret information - it does not expire as would a patent or trade mark.