Effective time of trademark transfer agreement. Generally, the effective time of trademark transfer agreement will take effect immediately after signing. However, if there are some conflicts of interests involved in the effective time of trademark transfer, it depends on the settlement time of both parties. However, this situation is generally rare. When the transfer agreement is signed, how long will the trademark transfer agreement take effect? Effective time of trademark transfer agreement: As long as the effective conditions agreed by both parties are established, this contract is valid. The assignment contract is between the assignor and the assignee, and both parties may request that the effective date of the contract be added to the assignment contract at work. However, if a trademark is transferred, an application for transfer must be made to the Trademark Office. After the Trademark Office issues the Trademark Transfer Approval Certificate and makes an announcement, the trademark will officially belong to the assignee's name, and the time for applying for transfer is almost 6-9 months.