Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950123-09-029288-index-headers.html | 2009-08-04 10:01:16 | |
| 0000950123-09-029288-index.html | 2009-08-04 10:01:16 | |
| 0000950123-09-029288.txt | 2009-08-04 10:01:16 | |
| d68472e10vq.htm | 378133 | 2009-08-04 10:01:16 |
| d68472exv10w2.htm | 31302 | 2009-08-04 10:01:16 |
| d68472exv31w1.htm | 6170 | 2009-08-04 10:01:16 |
| d68472exv31w2.htm | 6236 | 2009-08-04 10:01:16 |
| d68472exv32w1.htm | 4170 | 2009-08-04 10:01:16 |
| defnref.xml | 26572 | 2009-08-04 10:01:16 |
| FilingSummary.xml | 12319 | 2009-08-04 10:01:16 |
| Financial_Report.xls | 80896 | 2009-08-04 10:01:16 |
| pten-20090630.xml | 237567 | 2009-08-04 10:01:16 |
| pten-20090630.xsd | 15753 | 2009-08-04 10:01:16 |
| pten-20090630_cal.xml | 42781 | 2009-08-04 10:01:16 |
| pten-20090630_def.xml | 34073 | 2009-08-04 10:01:16 |
| pten-20090630_lab.xml | 219550 | 2009-08-04 10:01:16 |
| pten-20090630_pre.xml | 112341 | 2009-08-04 10:01:16 |
| R1.xml | 37508 | 2009-08-04 10:01:16 |
| R10.xml | 13692 | 2009-08-04 10:01:16 |
| R11.xml | 43824 | 2009-08-04 10:01:16 |
| R12.xml | 7153 | 2009-08-04 10:01:16 |
| R13.xml | 12551 | 2009-08-04 10:01:16 |
| R14.xml | 12770 | 2009-08-04 10:01:16 |
| R15.xml | 9756 | 2009-08-04 10:01:16 |
| R16.xml | 7793 | 2009-08-04 10:01:16 |
| R17.xml | 18066 | 2009-08-04 10:01:16 |
| R18.xml | 15403 | 2009-08-04 10:01:16 |
| R2.xml | 59758 | 2009-08-04 10:01:16 |
| R3.xml | 20694 | 2009-08-04 10:01:16 |
| R4.xml | 106489 | 2009-08-04 10:01:16 |
| R5.xml | 142967 | 2009-08-04 10:01:16 |
| R6.xml | 6908 | 2009-08-04 10:01:16 |
| R7.xml | 80923 | 2009-08-04 10:01:16 |
| R8.xml | 44544 | 2009-08-04 10:01:16 |
| R9.xml | 38170 | 2009-08-04 10:01:16 |