| 4501 | ROBERT C. HILLEN ETUX | Fayette County, PA | Gas Property | Dec 2023 |
| 4502 | ROBERT CAMPBELL | Neosho County, KS | Oil Property | Jul 2023 |
| 4503 | ROBERT COLEMAN | Clarion County, PA | Oil & Gas Property | Dec 2023 |
| 4504 | ROBERT CRAR | Stanton County, KS | Gas Property | Jan 2024 |
| 4505 | ROBERT CREWS | De Soto Parish, LA | Oil & Gas Property | Dec 2023 |
| 4506 | ROBERT D | Crawford County, PA | Gas Property | Dec 2023 |
| 4507 | ROBERT D | Indiana County, PA | Gas Property | Dec 2023 |
| 4508 | ROBERT D BURROWS | Roger Mills County, OK | Oil & Gas Property | Jul 2017 |
| 4509 | ROBERT DAVIES | Seward County, KS | Oil & Gas Property | Jan 2024 |
| 4510 | ROBERT DIXON | Coshocton County, OH | Oil & Gas Property | Dec 1989 |
| 4511 | ROBERT DULIN | La Plata County, CO | Gas Property | Mar 2024 |
| 4512 | ROBERT E LEE | Seward County, KS | Gas Property | Jan 2013 |
| 4513 | ROBERT E PATRICK | Armstrong County, PA | Gas Property | Dec 2023 |
| 4514 | ROBERT E WISSINGER | Indiana County, PA | Oil & Gas Property | Dec 2023 |
| 4515 | ROBERT FOLEY | Morgan County, OH | Oil & Gas Property | Dec 2023 |
| 4516 | ROBERT FOX ET AL FOX 2 | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 4517 | ROBERT FRANCIS | Licking County, OH | Oil Property | Dec 1990 |
| 4518 | ROBERT G. MORRIS | Kearny County, KS | Gas Property | Jan 2024 |
| 4519 | ROBERT GRAHAM | Westmoreland County, PA | Gas Property | Dec 2023 |
| 4520 | ROBERT GRAHAM | Wayne County, MS | Oil & Gas Property | Nov 2023 |
| 4521 | ROBERT GRAY | Wayne County, MS | Oil & Gas Property | May 2016 |
| 4522 | ROBERT GREEN | Burleson County, TX | Oil Property | Dec 2023 |
| 4523 | ROBERT GUTIERREZ | La Salle County, TX | Oil & Gas Property | Feb 2024 |
| 4524 | ROBERT H NEHRIG | Indiana County, PA | Gas Property | Dec 2023 |
| 4525 | ROBERT H. & NAOMI RIES | Ashland County, OH | Oil Property | Dec 2023 |
| 4526 | ROBERT HAMI | Jefferson County, PA | Gas Property | Dec 2023 |
| 4527 | ROBERT HESTER 2 | Red River Parish, LA | Gas Property | Nov 2023 |
| 4528 | ROBERT HEUER | Divide County, ND | Oil & Gas Property | Mar 2024 |
| 4529 | ROBERT HINDES | La Salle County, TX | Oil & Gas Property | Feb 2024 |
| 4530 | ROBERT HITCHCOCK | Crawford County, PA | Gas Property | Dec 1990 |
| 4531 | ROBERT HODGDEN | Major County, OK | Oil & Gas Property | Sep 2023 |
| 4532 | ROBERT HOUSER | Armstrong County, PA | Gas Property | Dec 2022 |
| 4533 | ROBERT J CITERONI | Indiana County, PA | Gas Property | Dec 2023 |
| 4534 | ROBERT J FABIN | Indiana County, PA | Gas Property | Dec 2023 |
| 4535 | ROBERT J. DILTS FMLY ROY R | Indiana County, PA | Gas Property | Dec 2023 |
| 4536 | ROBERT J. WALKER | Stevens County, KS | Gas Property | Jan 2024 |
| 4537 | ROBERT J.S. SMITH | Frio County, TX | Oil & Gas Property | Feb 2024 |
| 4538 | ROBERT JAMES | Latimer County, OK | Gas Property | Jan 2024 |
| 4539 | ROBERT JO | Stephens County, OK | Oil & Gas Property | Jan 2024 |
| 4540 | ROBERT JOE BELL 1 | Garvin County, OK | Oil & Gas Property | Jan 2024 |
| 4541 | ROBERT KESTER | Clearfield County, PA | Gas Property | Dec 2023 |
| 4542 | ROBERT KOTARA | Wilson County, TX | Oil & Gas Property | Feb 2024 |
| 4543 | ROBERT L. CALHOUN | Armstrong County, PA | Gas Property | Dec 2022 |
| 4544 | ROBERT LECK | Neosho County, KS | Gas Property | Jan 2024 |
| 4545 | ROBERT LEMASTERS | Washington County, OH | Oil & Gas Property | Dec 2022 |
| 4546 | ROBERT M | Indiana County, PA | Gas Property | Dec 2021 |
| 4547 | ROBERT M LENHART | Westmoreland County, PA | Gas Property | Dec 2023 |
| 4548 | ROBERT MADL | Douglas County, KS | Oil Property | Dec 2023 |
| 4549 | ROBERT MCBRIDE | Muskingum County, OH | Oil & Gas Property | Dec 2023 |
| 4550 | ROBERT MCCOY | La Plata County, CO | Gas Property | Mar 2024 |
| 4551 | ROBERT MICHAEL | Van Zandt County, TX | Oil & Gas Property | Jun 2014 |
| 4552 | ROBERT MIKESELL | Coshocton County, OH | Oil & Gas Property | Dec 2022 |
| 4553 | ROBERT MITCHELL 8 | Indiana County, PA | Gas Property | Dec 2023 |
| 4554 | ROBERT MOORE | Grant County, KS | Gas Property | Jan 2024 |
| 4555 | ROBERT MURPHY | Westmoreland County, PA | Gas Property | Dec 2023 |
| 4556 | ROBERT N BROTHERS | Clearfield County, PA | Gas Property | Dec 2023 |
| 4557 | ROBERT OSGOOD | McKean County, PA | Gas Property | Dec 2023 |
| 4558 | ROBERT P BASS | Caddo Parish, LA | Oil & Gas Property | Oct 2023 |
| 4559 | ROBERT P<> | Toole County, MT | Gas Property | Nov 2023 |
| 4560 | ROBERT PATTEN 44-3TFH | Mountrail County, ND | Oil & Gas Property | Mar 2024 |
| 4561 | ROBERT PAULSON | Coleman County, TX | Oil Property | Jan 2024 |
| 4562 | ROBERT PLAYER | Miami County, KS | Oil Property | May 2023 |
| 4563 | ROBERT POST | Perry County, OH | Oil Property | Dec 2018 |
| 4564 | ROBERT POWERS | Weld County, CO | Oil & Gas Property | Dec 2019 |
| 4565 | ROBERT PRICE | Dimmit County, TX | Oil & Gas Property | Dec 2018 |
| 4566 | ROBERT RUDOLPH | Washington County, OH | Oil & Gas Property | Dec 2022 |
| 4567 | ROBERT RUST ETAL | De Soto Parish, LA | Gas Property | Dec 2023 |
| 4568 | ROBERT SADOWSKY | Dunn County, ND | Oil & Gas Property | Mar 2024 |
| 4569 | ROBERT SADOWSKY 2-35-2H-143-96 | Dunn County, ND | Oil & Gas Property | Mar 2024 |
| 4570 | ROBERT SANDS | Kay County, OK | Oil Property | Jan 2024 |
| 4571 | ROBERT SAWYER | Clarion County, PA | Gas Property | Dec 2023 |
| 4572 | ROBERT SHAW GAS UNIT NO. 1 | Limestone County, TX | Oil & Gas Property | Feb 2024 |
| 4573 | ROBERT SHORTS | Washington County, PA | Oil & Gas Property | Feb 2024 |
| 4574 | ROBERT SIDWELL | Morgan County, OH | Oil & Gas Property | Dec 2022 |
| 4575 | ROBERT SMITH | Washington County, PA | Gas Property | Feb 2024 |
| 4576 | ROBERT SPENCER | Erie County, PA | Gas Property | Dec 2018 |
| 4577 | ROBERT SPENCER | Clearfield County, PA | Oil & Gas Property | Dec 2023 |
| 4578 | ROBERT STARNER | Coshocton County, OH | Oil & Gas Property | Dec 2018 |
| 4579 | ROBERT STEPHEN 5-8H | Divide County, ND | Oil & Gas Property | Mar 2024 |
| 4580 | ROBERT STIMPERT | Monroe County, OH | Oil & Gas Property | Dec 2023 |
| 4581 | ROBERT STRONG | Indiana County, PA | Gas Property | Dec 2023 |
| 4582 | ROBERT STUTT GU A | Wise County, TX | Oil & Gas Property | Feb 2024 |
| 4583 | ROBERT SUMMER | Columbiana County, OH | Oil & Gas Property | Dec 2023 |
| 4584 | ROBERT TRAHAN | Vermilion Parish, LA | Oil & Gas Property | Jun 1989 |
| 4585 | ROBERT ULLMAN | Noble County, OH | Oil & Gas Property | Dec 2023 |
| 4586 | ROBERT V MAINE | Jefferson County, PA | Gas Property | Dec 2023 |
| 4587 | ROBERT W 159-94-1-25-2TFHX | Burke County, ND | Oil & Gas Property | Mar 2024 |
| 4588 | ROBERT W. GRAY FM AT | Westmoreland County, PA | Oil & Gas Property | Dec 2023 |
| 4589 | ROBERT WALDIE | Grant County, KS | Gas Property | Jan 2024 |
| 4590 | ROBERT WALKER | Zavala County, TX | Oil & Gas Property | Feb 2024 |
| 4591 | ROBERT WALTON | Panola County, TX | Oil & Gas Property | Feb 2024 |
| 4592 | ROBERT WOLF | Hocking County, OH | Oil & Gas Property | Dec 2022 |
| 4593 | ROBERT YARMER | Rush County, KS | Oil Property | Dec 2023 |
| 4594 | ROBERT&JOANN KLIE | Yuma County, CO | Gas Property | Mar 2024 |
| 4595 | ROBERT, PELL & NEWMAN | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 4596 | ROBERTA | Ellis County, OK | Oil & Gas Property | Jan 2024 |
| 4597 | ROBERTA | Woods County, OK | Oil & Gas Property | Jan 2024 |
| 4598 | ROBERTA 1-16H | Mountrail County, ND | Oil & Gas Property | Mar 2024 |
| 4599 | ROBERTA 1-3-163-101 | Divide County, ND | Oil & Gas Property | Mar 2024 |
| 4600 | ROBERTA B JONES | Indiana County, PA | Oil & Gas Property | Dec 2023 |