As stipulated, any changes which likely affect the Trademark Registration, such as change of name and/or address of the trademark owner should be recorded with the TM Office as soon as practicable.
For recordal of change of name and/or address of the trademark owner, the following documents are required:
i) A Power of Attorney, which is signed by the Owner and duly notarized. Legalization is NOT required;
ii) A notarized Declaration of change of name and/or address by the Owner, or Certified true copy of the legal document evidencing the change of name and/or address;
iii) An original certificate of trademark registration, for endorsement purpose.