Connecticut Cancellation of Registered Mark is a process for canceling a trademark registration in the state of Connecticut. It is a formal request from the owner of the trademark to the Connecticut Secretary of the State to cancel the trademark registration with the Secretary of the State. Connecticut Cancellation of Registered Mark requires that the trademark owner provide proof that the mark is no longer being used in the state of Connecticut or that the registration was obtained by fraud or mistake. Generally, there are two types of Connecticut Cancellation of Registered Mark: voluntary and involuntary. Voluntary cancellation is a request from the trademark owner to the Connecticut Secretary of the State to cancel the trademark registration with the Secretary of the State. Involuntary cancellation is a request from the Connecticut Secretary of the State to the trademark owner to cancel the trademark registration with the Secretary of the State.