The right comes to existence when protection is granted with retroactive force to the day of application. The duration of protection is for 10 years with a required annual payment for the maintenance fee.是什么意思_The right comes to existence when protection is granted with retroactive force to the day of application. The duration of protection is for 10 years with a required annual payment for the maintenance fee.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句