Since 1998 when the USA opened the gate to protect business method patent, other countries also began to change their patent policy to meet with swarms of applications for business method patent.
英
美
释义
自1998年美国开商业方法专利保护之大门,各国也开始调整自己的专利政策来应对蜂拥而至的商业方法专利申请。
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