Trademarks decade valid until the country? Enterprises need to renew expired at the use of the trademark, first go to the registration, registration down, have a useful life of the trademark license, trademark useful life is generally 10 years, 10 years later, our trademark how to do? First, if I have to continue to use the trademark renewal --- if the applicant's trademark business maturity, we need to be renewal, it is best to renew six months in advance. If expired, no more than six months can enter the grace period, of course, this requires more money, oh? So pay attention to trademark registration service life Oh! Second, if I do not want to use the trademark ---- trademark transfer business contribution in the development of enterprises in their own strength, some companies in the development of the transformation, the original trademark business lost its value, you can not renew the , but it is recommended not easily give up any trademark. You can transfer, so that once you pay for a trademark, you can play the final heat. Third, if the company changed its name to how to do? --- Trademark change companies in the development, will inevitably change their company name and address of the company's business, then this person is a registered trademark or a registered address and business license does not match, we can change, go to the local AIC (Market Supervisory Authority) start to change or corporate archives Tiaodang material proof, go to the Trademark Office for the change, so that your registration card and consistent with the company name. Third, these trademark renewals, trademark change, trademark transfer how to do it? There are two ways to handle one, bring your information a copy of the registration certificate, proof of qualification of the enterprise, as well as the transfer of the contract or modification of these materials together to prove to the Tea-Horse Street, Xicheng District, on the 1st and Trademark Office Building for the relevant renewal, transfer, change procedures. 2, commissioned by the formal trademark agency, for the relevant business in Hefei, there is a formal, attentive trademark agency, Hefei name Prudential Property Agency Ltd., is an agency of the State Trademark Bureau for the record, can help you for 10 years The trademark handled properly! Let your peace of mind.