A: It is best to sign an agreement, which can stipulate many specific matters beyond the national power of attorney, such as fees, deadlines, confidentiality responsibilities and so on.
2. Does the patent agency agreement have legal effect?
A: The agreement has legal effect.
3. What are the possible risks of entrusting a patent without signing an agency agreement?
A: The risk is not great. Because even if you don't sign an agreement, you have to sign a power of attorney. Although it is simple, it limits the rights and responsibilities of both parties.