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Patent Filing in Singapore

Singapore is a member of the Patent Co-operation Treaty and Paris Convention. Patent applications can be filed in Singapore through the PCT route or by filing directly as a conventional application.

Term of the Patent: 20 years from the filing date

Patent Office: Intellectual Property Office of Singapore (IPOS)


Paradigm to obtain a patent in Singapore:-
  • Patent Filing
  • Publication
  • Examination within 36 months from date of filing
  • Compliance with the Office action either with written statement or hearing
  • Acceptance(notice of allowance) or rejection
  • The patentee shall pay an annual fee beginning with the year in which the patent right was granted.
Documents required for filing of Patent Application in Singapore

1. PCT National phase application

  • WIPO Publication
  • International Search Report
  • International Preliminary Examination Report (optional)
  • English translation if application was not in English language
  • Preliminary Examination report (Chapter II)
  • Inventor's Declaration, notarization is not required.

2. Convention Application under Paris Convention

  • Complete specification
  • Drawings (if any)
  • Abstract
  • Certified copy of the priority document (s)
  • English translation of the priority documents
  • Inventor declaration, motorization is not required.
  • 3 months with extension for national phase entry in Singapore
  • It is always preferable to make voluntary amendments made before examination is requested
  • Timeline for entry into National phase in Singapore is 30 months
  • Timeline for filing a conventional application in Singapore is 12 months