Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001086364-12-001347
Filing Date
2012-02-13
Accepted
2012-02-13 11:05:22
Documents
1

Document Format Files

Seq Description Document Type Size
1 patterson-uti.energy.inc..txt SC 13G/A 11506
  Complete submission text file 0001086364-12-001347.txt   13314
Mailing Address P O DRAWER 1416 SNYDER TX 79550
Business Address 4510 LAMESA HWY P O DRAWER 1416 SNYDER TX 79549 9155731104
PATTERSON UTI ENERGY INC (Subject) CIK: 0000889900 (see all company filings)

EIN.: 752504748 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-44095 | Film No.: 12596148
SIC: 1381 Drilling Oil & Gas Wells

Mailing Address 55 EAST 52ND STREET NEW YORK NY 10055
Business Address 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300
BlackRock Inc. (Filed by) CIK: 0001364742 (see all company filings)

EIN.: 320174431 | State of Incorp.: DE | Fiscal Year End: 0226
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies