Correspondence: | William G. Barber Pirkey Barber PLLC 600 Congress Ave., Suite 2120 Austin, TX 78701 UNITED STATES wlarson@pirkeybarber.com, bbarber@pirkeybarber.com, eolson@pirkeybarber.com, tmcentral@pirkeybarber.com, trademarks@mmm.com Phone: 512.322.5200 |