HOUSTON, Dec. 5, 2013 /PRNewswire/ -- PATTERSON-UTI ENERGY, INC. (NASDAQ: PTEN) will hold its conference call to discuss results for the fourth quarter ending December 31, 2013 on Thursday, February 6, 2014 at 9:00 a.m. Central Time. Participants can access the call by dialing (877) 280-4954 or (857) 244-7311 with the access code 45835874. The call will also be webcast and can be accessed through a link in the Investors section of the Company's website at www.patenergy.com. Participants should log in to the webcast or dial in approximately 15 minutes prior to the call's start time. A replay of the conference call will be available on the Company's website for two weeks. A telephonic replay will be available through February 10, 2014 at (888) 286-8010 or (617) 801-6888 with the access code 31035186. About Patterson-UTIPatterson-UTI Energy, Inc. subsidiaries provide onshore contract drilling and pressure pumping services to exploration and production companies in North America. Patterson-UTI Drilling Company LLC and its subsidiaries have more than 300 marketable land-based drilling rigs and operate primarily in oil and natural gas producing regions in the continental United States, Alaska, and western and northern Canada. Universal Pressure Pumping, Inc. and Universal Well Services, Inc. provide pressure pumping services primarily in Texas and the Appalachian region. Location information about the Company's drilling rigs and their individual inventories is available through the Company's website at www.patenergy.com. SOURCE PATTERSON-UTI ENERGY, INC.