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Filing metadata

Accession number: 0001209191-13-010858
Form type: Form 4
Filer: PATTERSON UTI ENERGY INC
CIK: CIK 889900
Filed: Feb 22, 2013
Reporting period: Feb 21, 2013
Description: Insider transaction

Documents

0001209191-13-010858-index.htm

Complete submission

0001209191-13-010858.txt

directory listing

Filed by

PATTERSON UTI ENERGY INC