For Trademarks | Procedure

Petition for Cancellation of Invention Patent

A petition to cancel an invention patent may be filed by an interested person on any of the following grounds:

1. That what is claimed as the invention is not new or patentable;
   
2. That the patent does not disclose the invention in a manner sufficiently clear and complete for it to be carried out by any person skilled in the art, or
   
3. That the patent is contrary to public order or morality.

Petition for Cancellation of Utility Model

A petition to cancel a utility model registration may be filed by any interested person on any of the following grounds:

1. That the claimed invention does not qualify for registration as a utility model and does not meet the requirements of registrability;
   
2. That the description and the claims do not comply with the prescribed requirements;
   
3. That any drawing which is necessary for the understanding of the invention has not been furnished; and
   
4. That the owner of the utility model registration is not the inventor or his successor in title.

Petition for Cancellation of Industrial Design

A petition to cancel an industrial design registration may be filed by any interested person on any of the following grounds:

1. The subject matter of the industrial design is not registrable;
   
2. The subject matter is not new; or
   
3. The subject matter of the industrial design extends beyond the content of the application as originally filed.