WIPO-administered Treaties: 

Contracting Party of the Paris Convention: YES

Contracting Party of the Patent Cooperation

Treaty (PCT): YES. Due term for entry into national phase: 31 months. 

Patent Law in force: 

Patent Law 6867/1983. 

Types of protection available: 

Patent of Invention; Utility Model. 

 

Formal filing requirements: 

  • Power of Attorney duly notarized within 90 days from filing. No possible extension of term.
  • Assignment document from the inventors duly notarized and legalized up to Apostilled within 60 days from office action. Extendable term of 60 days.
  • Certified copy of priority application within 90 days from filing (not required for entry into national phase of PCT applications provided that PCT/IB304 form is available). 

Filing of the patent application in a foreign language: 

Available. Belated submission of the Spanish translation is possible within 60 days from office action. Unextendable term  

Substantive examination must be requested by the applicant: 

YES, within 1 month  after receipt of official request. 

Search report must be requested by the applicant: 

NO 

Observations by third parties: 

YES, within three months from the third publication 

Opposition: 

YES, within three months from the third publication 

Average time from filing to grant: 

5-6 years. 

Term of protection for patents: 

20 years from filing date. 

Term of protection for utility models: 

10 years from filing date. 

Maintenance: 

Yearly after grant. 

Compulsory licensing: 

YES 

Link to Patent Office: 

http://www.registronacional.go.cr/