Utah changed its state trademark law on March 19, 2007, to allow for a cause of action against keyword advertising displayed in the state.  See the bill here.  The relevant provision on infringement states:

             302           70-3a-402. Infringement.
             303          (1) Subject to Section 70-3a-104 and Subsection (2), any person is liable in a civil
             304      action brought by the registrant for any and all of the remedies provided in Section 70-3a-404 ,
             305      if that person:
             306          (a) uses a reproduction, counterfeit, copy, or colorable imitation of a mark registered under this chapter:
             308          (i) without the consent of the registrant; and
             309          (ii) in connection with the sale, distribution, offering for sale, or advertising of any
             310      goods or services on or in connection with which that use is likely to cause confusion, mistake,
             311      or to deceive as to the source of origin, nature, or quality of those goods or services; [or]
             312          (b) reproduces, counterfeits, copies, or colorably imitates any mark and applies the
             313      reproduction, counterfeit, copy, or colorable imitation to labels, signs, prints, packages,
             314      wrappers, receptacles, or advertisements intended to be used upon or in connection with the
             315      sale or other distribution in this state of goods or services[.]; or
             316          (c) uses an electronic registration mark to cause the delivery or display of an
             317      advertisement for a business, goods, or a service:
             318          (i) of the same class, as defined in Section 70-3a-308 , other than the business, goods,
             319      or service of the registrant of the electronic registration mark; or
             320          (ii) if that advertisement is likely to cause confusion between the business, goods, or
             321      service of the registrant of the electronic registration mark and the business, goods, or service
             322      advertised.
             323          (2) Under Subsection (1)(b), the registrant is not entitled to recover profits or damages
             324      unless the act described in Subsection (1)(b) has been committed with the intent:
             325          (a) to cause confusion or mistake; or
             326          (b) to deceive.
             327          (3) For a violation of Subsection (1)(c), the person whose business, goods, or service is
             328      advertised, and the person who sells or displays the advertisement are liable if:
             329          (a) the advertisement is at any time displayed in the state; or
             330          (b) the advertiser or person selling the advertisement is located in the state