    <SEC-DOCUMENT>0001193125-21-256445-index.html : 20210825
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    <ACCEPTANCE-DATETIME>20210825172602
    ACCESSION NUMBER:		0001193125-21-256445
    CONFORMED SUBMISSION TYPE:	S-4/A
    PUBLIC DOCUMENT COUNT:		13
    FILED AS OF DATE:		20210825
    DATE AS OF CHANGE:		20210825

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			PATTERSON UTI ENERGY INC
    		CENTRAL INDEX KEY:			0000889900
    		STANDARD INDUSTRIAL CLASSIFICATION:	DRILLING OIL & GAS WELLS [1381]
    		IRS NUMBER:				752504748
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		S-4/A
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-258424
    		FILM NUMBER:		211207893

    	BUSINESS ADDRESS:
    		STREET 1:		10713 WEST SAM HOUSTON PARKWAY NORTH
    		STREET 2:		SUITE 800
    		CITY:			HOUSTON
    		STATE:			TX
    		ZIP:			77064
    		BUSINESS PHONE:		2817657100

    	MAIL ADDRESS:
    		STREET 1:		10713 WEST SAM HOUSTON PARKWAY NORTH
    		STREET 2:		SUITE 800
    		CITY:			HOUSTON
    		STATE:			TX
    		ZIP:			77064

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	PATTERSON ENERGY INC
    		DATE OF NAME CHANGE:	19940228
    </SEC-HEADER>
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    <DESCRIPTION>EX-5.1
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    Document 2 - file: d206887dex51.htm

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    <DESCRIPTION>EX-23.1
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    <DESCRIPTION>EX-23.2
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    <DESCRIPTION>EX-99.2
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