1. A power of attorney apostilled or legalized up to the El-Salvadorian Consulate. If the applicant is a company, the notary public must state that the signatory is duly authorized to execute the document on behalf of the company and that the company is duly organized and existing under the laws of the country.
2. One copy of the specification and claims. A Spanish translation is required.
3. Three sets of the formal drawings, if any.
4. A certified copy of the home application, if priority is claimed.