SACRAMENTO, Calif. - A California federal judge on July 19 concluded that a policyholder sufficiently alleged theories of agency and alter ego concerning two insurers in a dispute over coverage for an underlying intellectual property dispute, leading him to mostly deny the insurers' motion to dismiss (Dale M. Wallis, D.V.M., et al. v. Centennial Insurance Company Inc., et al., No. 2::08-cv-02558, E.D. Calif.; 2013 U.S. Dist. LEXIS 101704).