Japanese Patent FAQs
Certificate of PatentUpdate 2021.10.19
Q.Is it possible to reissue the Certificate of Patent？
If the original Certificate of Patent is lost, it is possible to file a Request for Re-issuance of a Certificate of Patent with the Japanese Patent Office. A new certificate will be identical to the original certificate even if a change of ownership or a name/address change is recorded before requesting the new certificate.
Q.When applying to reissue the Certificate of Patent, is a Power of Attorney required?
No. A Power of Attorney document is not required.