PL Art. 67,
PL Art. 68,
PL Art. 69,
PL Art. 70,
PL Art. 71,
PL Art. 72,
PL Art. 73
An appeal may be filed:
a) against refusal of a patent application,
b) to correct the description, claims, and/or drawings after the grant of a patent,
c) against a decision to grant a patent.
An appeal shall be filed in writing to the Patent Appeal Commission, with a copy to the Patent Office, and is subject to the payment of a fee (refer to Annex ID.I). An appeal against a refusal of the application shall be filed not later than three months as of the mailing date of the notification of refusal of the patent application. An appeal to correct the description, claims, and/or drawings after the grant of a patent shall be filed within three months as of the mailing date of the notification of intention to grant a patent.
Corrections must be limited to the following:
a) limitation on the scope of claims,
b) corrections of errors in the translation of the description, and/or
c) clarification of the contents of the description that is unclear or ambiguous.
Corrections may not result in a wider scope of protection of the invention than the scope of protection of the invention as originally filed. An appeal against the decision to grant a patent shall be filed not later than nine months from the date of the notification to grant a patent. If the appeal against a decision to grant a patent has not been made within the applicable period, an applicant may appeal by filing a lawsuit to the Commercial Court.