许多国家如果实行鼓励使用高质量非专利药品政策，可以节省大约60%的药费。
A policy that encourages the use of good quality generic medicines can save around 60% of the costs of medicines in many countries.
缴纳专利年费的行为或不缴纳专利年费的行为都是法律事实中的事实行为。
Paying or not paying patent annual fee is an actual demeanour of all legal facts.
迄今为止世界上已有170多个国家和地区建立并实行了专利制度。
Thus the patent system has been established and enforced in over 170 countries and regions till now.
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