| 4501 | ROBBINS | Washington County, CO | Oil Property | Aug 2024 |
| 4502 | ROBBINS | Rice County, KS | Oil Property | Jun 2024 |
| 4503 | ROBBINS - LORIA UNIT | Robertson County, TX | Oil & Gas Property | Aug 2024 |
| 4504 | ROBBINS 397 | Coke County, TX | Oil & Gas Property | Aug 2024 |
| 4505 | ROBBINS BRA | Bradford County, PA | Gas Property | Jun 2024 |
| 4506 | ROBBINS J.A | Stephens County, TX | Oil & Gas Property | Aug 2024 |
| 4507 | ROBBINS RANCH | Baca County, CO | Gas Property | Nov 2023 |
| 4508 | ROBBINS UNIT | Converse County, WY | Oil & Gas Property | Sep 2024 |
| 4509 | ROBBINS UNIT 39-72 4-1FH | Converse County, WY | Oil & Gas Property | Sep 2024 |
| 4510 | ROBBINS, F.S | Jackson County, TX | Oil & Gas Property | Mar 2010 |
| 4511 | ROBBINS, WAYNE | Stephens County, TX | Oil & Gas Property | Aug 2024 |
| 4512 | ROBBINS-FINE | Crawford County, AR | Gas Property | Jun 2024 |
| 4513 | ROBEDEAUX | Pawnee County, OK | Oil & Gas Property | Jun 2018 |
| 4514 | ROBERDEAU | Crane County, TX | Oil & Gas Property | Aug 2024 |
| 4515 | ROBERDS | Eastland County, TX | Oil & Gas Property | Jun 2024 |
| 4516 | ROBERSON | Rusk County, TX | Oil & Gas Property | Aug 2024 |
| 4517 | ROBERSON | Washita County, OK | Oil & Gas Property | Aug 2024 |
| 4518 | ROBERSON | Pontotoc County, OK | Oil Property | Dec 2018 |
| 4519 | ROBERSON | Panola County, TX | Oil & Gas Property | Aug 2024 |
| 4520 | ROBERSON | Midland County, TX | Oil & Gas Property | Sep 2022 |
| 4521 | ROBERSON | Union Parish, LA | Gas Property | Jun 2024 |
| 4522 | ROBERSON | Franklin County, KS | Oil Property | Jul 2024 |
| 4523 | ROBERSON | Columbia County, AR | Oil & Gas Property | Mar 2012 |
| 4524 | ROBERSON | Caddo Parish, LA | Oil & Gas Property | Oct 2023 |
| 4525 | ROBERSON 1 | Coal County, OK | Oil Property | Apr 2024 |
| 4526 | ROBERSON J | Stephens County, TX | Oil & Gas Property | Aug 2024 |
| 4527 | ROBERSON JOE | Panola County, TX | Oil & Gas Property | Aug 2024 |
| 4528 | ROBERT | Jefferson County, PA | Gas Property | Dec 2023 |
| 4529 | ROBERT | Indiana County, PA | Gas Property | Dec 2023 |
| 4530 | ROBERT | Washington County, OH | Oil & Gas Property | Dec 2023 |
| 4531 | ROBERT | Hitchcock County, NE | Oil Property | Dec 2023 |
| 4532 | ROBERT | Crawford County, PA | Oil & Gas Property | Dec 2023 |
| 4533 | ROBERT | Greenwood County, KS | Oil Property | Jun 2015 |
| 4534 | ROBERT | Armstrong County, PA | Gas Property | Dec 2023 |
| 4535 | ROBERT | Barton County, KS | Oil Property | Jul 2024 |
| 4536 | ROBERT | Grant County, OK | Oil & Gas Property | Sep 2024 |
| 4537 | ROBERT | Westmoreland County, PA | Oil & Gas Property | Dec 2023 |
| 4538 | ROBERT | Allen County, KS | Oil Property | Nov 2019 |
| 4539 | ROBERT | Armstrong County, PA | Gas Property | Dec 2023 |
| 4540 | ROBERT | Jefferson County, PA | Gas Property | Dec 2023 |
| 4541 | ROBERT | Pittsburg County, OK | Gas Property | Aug 2024 |
| 4542 | ROBERT | Pratt County, KS | Oil & Gas Property | Mar 2024 |
| 4543 | ROBERT | Erie County, PA | Oil & Gas Property | Dec 2023 |
| 4544 | ROBERT | Armstrong County, PA | Gas Property | Dec 2023 |
| 4545 | ROBERT | Holmes County, OH | Oil & Gas Property | Dec 2022 |
| 4546 | ROBERT | Hughes County, OK | Gas Property | Jul 2017 |
| 4547 | ROBERT | Jefferson County, PA | Oil & Gas Property | Dec 2023 |
| 4548 | ROBERT | Wilson County, KS | Gas Property | Jul 2024 |
| 4549 | ROBERT | Weld County, CO | Oil & Gas Property | Aug 2024 |
| 4550 | ROBERT | Meigs County, OH | Oil & Gas Property | Dec 2023 |
| 4551 | ROBERT | Beaver County, OK | Oil & Gas Property | Aug 2024 |
| 4552 | ROBERT | Warren County, PA | Gas Property | Dec 2023 |
| 4553 | ROBERT | Choctaw County, AL | Oil Property | Jan 1964 |
| 4554 | ROBERT | Armstrong County, PA | Oil & Gas Property | Dec 2023 |
| 4555 | ROBERT | Grady County, OK | Oil & Gas Property | Aug 2024 |
| 4556 | ROBERT | Perry County, OH | Oil & Gas Property | Dec 1995 |
| 4557 | ROBERT | Washington County, OH | Oil & Gas Property | Dec 2023 |
| 4558 | ROBERT | Indiana County, PA | Gas Property | Dec 2023 |
| 4559 | ROBERT | Indiana County, PA | Gas Property | Dec 2015 |
| 4560 | ROBERT | Kingfisher County, OK | Oil & Gas Property | Aug 2024 |
| 4561 | ROBERT | Indiana County, PA | Gas Property | Dec 2023 |
| 4562 | ROBERT | Erie County, PA | Gas Property | Dec 2023 |
| 4563 | ROBERT & BONNIE KILPATRICK | Muskingum County, OH | Oil Property | Dec 2023 |
| 4564 | ROBERT & FRANCIS HOUSE | Holmes County, OH | Oil & Gas Property | Dec 2023 |
| 4565 | ROBERT & L | Washington County, OH | Oil & Gas Property | Dec 2022 |
| 4566 | ROBERT & PAULETTE | Indiana County, PA | Gas Property | Dec 2023 |
| 4567 | ROBERT & PAULINE GORTNER | Ashland County, OH | Oil & Gas Property | Dec 2023 |
| 4568 | ROBERT 1-13H | Williams County, ND | Oil & Gas Property | Sep 2024 |
| 4569 | ROBERT 1-15HS | Divide County, ND | Oil & Gas Property | Sep 2024 |
| 4570 | ROBERT 1306 | Canadian County, OK | Oil & Gas Property | Aug 2024 |
| 4571 | ROBERT 1513 | Blaine County, OK | Oil & Gas Property | Aug 2024 |
| 4572 | ROBERT 211 | Monroe County, OH | Gas Property | Jun 2024 |
| 4573 | ROBERT 2806 | Grant County, OK | Oil & Gas Property | Sep 2024 |
| 4574 | ROBERT A HOY | Clarion County, PA | Gas Property | Dec 2023 |
| 4575 | ROBERT A. SIMONSON | Seward County, KS | Oil Property | Jul 2024 |
| 4576 | ROBERT A. WILLIAMSON | Coshocton County, OH | Oil Property | Dec 2023 |
| 4577 | ROBERT ALLISON L | Clarion County, PA | Gas Property | Dec 2023 |
| 4578 | ROBERT AND THE CRUSADERS 23-24 | Howard County, TX | Oil & Gas Property | Aug 2024 |
| 4579 | ROBERT B | Washington County, OH | Oil & Gas Property | Dec 2023 |
| 4580 | ROBERT BEECH | Lasalle Parish, LA | Oil Property | Jul 2024 |
| 4581 | ROBERT BOLDIN | Indiana County, PA | Gas Property | Dec 2023 |
| 4582 | ROBERT BONE ROBERT BONE BRK | Brooke County, WV | Oil & Gas Property | Dec 2021 |
| 4583 | ROBERT BOWERSOX | Clarion County, PA | Gas Property | Dec 2023 |
| 4584 | ROBERT BOWMAN UNIT | Karnes County, TX | Oil & Gas Property | Aug 2024 |
| 4585 | ROBERT BOYD SPENCE | Indiana County, PA | Oil & Gas Property | Dec 2023 |
| 4586 | ROBERT BOZEMAN 29 H | Sabine Parish, LA | Gas Property | Jun 2024 |
| 4587 | ROBERT BURN | Clarion County, PA | Gas Property | Sep 2024 |
| 4588 | ROBERT BURNS | Clarion County, PA | Gas Property | Dec 2023 |
| 4589 | ROBERT BUSH | Mercer County, PA | Oil & Gas Property | Dec 2023 |
| 4590 | ROBERT BUTERBAUGH | Indiana County, PA | Gas Property | Dec 2023 |
| 4591 | ROBERT C ALLISON | Clarion County, PA | Gas Property | Dec 2023 |
| 4592 | ROBERT C LEVIN ET UX | Westmoreland County, PA | Oil & Gas Property | Dec 2023 |
| 4593 | ROBERT C ULMER A | Lycoming County, PA | Gas Property | Sep 2024 |
| 4594 | ROBERT C. CRISSMAN | Armstrong County, PA | Gas Property | Dec 2023 |
| 4595 | ROBERT C. HILLEN ETUX | Fayette County, PA | Gas Property | Dec 2023 |
| 4596 | ROBERT CAMPBELL | Neosho County, KS | Oil Property | Jul 2024 |
| 4597 | ROBERT COLEMAN | Clarion County, PA | Oil & Gas Property | Dec 2023 |
| 4598 | ROBERT CRAR | Stanton County, KS | Gas Property | Jul 2024 |
| 4599 | ROBERT CREWS | De Soto Parish, LA | Oil & Gas Property | Jun 2024 |
| 4600 | ROBERT D | Crawford County, PA | Gas Property | Dec 2023 |