1 Tex. Admin. Code § 93.1
All letters and other communications relating to trademark matters should be addressed to: Secretary of State of Texas, Corporations Section: Trademark Registry, P.O. Box 13697, Austin, Texas 78711-3697. Correspondence is not received on Saturdays, Sundays, or legal holidays.
Source Note:The provisions of this §93.1 adopted to be effective May 8, 1989, 14 TexReg 2019; amended to be effective February 18, 1998, 23 TexReg 1535.