12 加入DVD专利池的专利是怎么评估必要性的？ How does 3C evaluate the essentiality of each patent having been put in the patent pool of 3C group?
　　13 加入DVD专利池的专利是谁评估必要性的？ Who evaluated the essentiality of each patent having been put in the patent pool of 3C group?
　　14 加入DVD专利池的专利是什么时候评估必要性的？ When does 3C evaluate the essentiality of each patent having been put in the patent pool of 3C group?
　　15 加入DVD专利池的每篇专利的必要性评估费用是多少？ How much does 3C spend to evaluate the essentiality of each patent having been put in the patent pool of 3C group?
　　16 加入DVD专利池的每篇专利的必要性评估费用是谁负担的？ How to divide the expense of evaluating the essentiality of each patent having been put in the patent pool of 3C group? Where is the web page containing reports of the said evaluations is located?
　　17 3C专利池主要覆盖哪些技术领域？ What technological fields are covered by 3C patent pool? Please list out all of them.
　　18 3C专利池主要涵盖哪些产品？ What kinds of products are covered by 3C patent pool? Please list out all of them.
　　19 3C专利池主要覆盖哪些企业？ What kinds of products are covered by 3C patent pool? Please list out all of them.
　　20 3C专利池许可的零部件厂商有哪些？许可费费率是怎么定的？有入门费吗？许可条款有什么独特之处？分别在哪一年签约，各家企业已经分别支付多少许可费？ Please list out all licensees of 3C group that belong to providers or manufactures of DVD accessories. When did 3C sign agreements with each of them? Were the agreements completely the same as each other? How much has each of the said licensees paid to 3C annually since 1998? Please provide us with all of the said agreements.
　　21 3C专利池许可的整机厂商有哪些？许可费费率是怎么定的？有入门费吗？许可条款有什么独特之处？分别在哪一年签约，各家企业已经分别支付多少许可费？ Please list out all licensees of 3C group that belong to providers or manufactures of the whole DVD player. When did 3C sign agreements with each of them? Were the agreements completely the same as each other? How much has each of the said licensees paid to 3C annually since 1998? Please provide us with all of the said agreements.

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