Can the patent application documents be revised?

the patent application document can be modified. According to the relevant regulations, the applicant can modify his patent application documents, but the modification shall not exceed the scope recorded in the original specification and claims, and the scope represented by the original pictures or photographs.

Legal basis

Inventions and utility models granted patent rights in Article 22 of the Patent Law, which came into effect on June 1, 221

should be novel, creative and practical.

article 26

to apply for a patent for invention or utility model, a request, a specification and its abstract, a patent claim and other documents shall be submitted.

article 33

an applicant may modify his patent application documents, but the modification of the application documents for patents for inventions and utility models shall not exceed the scope recorded in the original specification and claims, and the modification of the application documents for patents for designs shall not exceed the scope indicated by the original pictures or photographs.