專利要有人買才行。每年要花錢才能保證有效。一般大公司比較看重。現在專利每年超過十萬件,專利局倒是生意挺紅火。:)
所有跟帖:
• 專利lawyer 發大了。 -lovecat08- ♀ (0 bytes) () 09/05/2023 postreply 19:36:49
• 哈哈哈,的確如此 -顫音- ♂ (0 bytes) () 09/05/2023 postreply 20:33:50
• 專利lawyer 發大了。 -lovecat08- ♀ (0 bytes) () 09/05/2023 postreply 19:36:49
• 哈哈哈,的確如此 -顫音- ♂ (0 bytes) () 09/05/2023 postreply 20:33:50
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2024 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy