| 547164 | Jun 21, 2004 | Jun 21, 2004 | Chinn Exploration Company | Gregg | Grissom #12 | 11,000 | 18331688 |
| 547164Amendment | Jun 21, 2004 | Jun 21, 2004 | Chinn Exploration Company | Gregg | Grissom "F" #12 | 11,000 | 18331688 |
| 547141 | Jun 21, 2004 | Jun 21, 2004 | Chinn Exploration Company | Gregg | Grissom #10 | 11,000 | 18331690 |
| 546013 | May 27, 2004 | May 27, 2004 | Chinn Exploration Company | Gregg | Portley-Taylor Gas Unit #13 | 11,000 | 18331684 |
| 545964 | May 21, 2004 | May 21, 2004 | Chinn Exploration Company | Rusk | Benton "C" #5 | 11,000 | 40133355 |
| 545316 | May 5, 2004 | May 5, 2004 | Chinn Exploration Company | Rusk | Benton "B" #5 | 11,000 | 40133351 |
| 545316Amendment | May 5, 2004 | May 5, 2004 | Chinn Exploration Company | Rusk | Benton "B" #6 | 11,000 | 40133351 |
| 544915 | Apr 26, 2004 | Apr 26, 2004 | Chinn Exploration Company | Gregg | Grissom "B" #6 | 11,000 | 18331677 |
| 544641 | Apr 23, 2004 | Apr 23, 2004 | Chinn Exploration Company | Gregg | Grissom "A" #10 | 11,000 | 18331674 |
| 544640 | Apr 23, 2004 | Apr 23, 2004 | Chinn Exploration Company | Gregg | Wood "B" #12 | 11,000 | 18331673 |
| 544581 | Apr 19, 2004 | Apr 19, 2004 | Chinn Exploration Company | Gregg | Wood "A" #5 | 11,000 | 18331671 |
| 544519 | Apr 19, 2004 | Apr 19, 2004 | Chinn Exploration Company | Gregg | Wood #8 | 11,000 | 18331672 |
| 544512 | Apr 19, 2004 | Apr 19, 2004 | Chinn Exploration Company | Rusk | Benton #4 A | 11,000 | 40133344 |
| 544512Amendment | Apr 19, 2004 | Apr 19, 2004 | Chinn Exploration Company | Rusk | Benton "B" #4 | 11,250 | 40133344 |
| 543956 | Apr 13, 2004 | Apr 13, 2004 | Chinn Exploration Company | Gregg | Grissom #11 | 11,000 | 18331665 |
| 543956Amendment | Apr 13, 2004 | Apr 13, 2004 | Chinn Exploration Company | Gregg | Grissom #11 | 11,000 | 18331665 |
| 543956Amendment | Apr 13, 2004 | Apr 13, 2004 | Chinn Exploration Company | Gregg | Grissom "E" #11 | 11,000 | 18331665 |
| 543955 | Apr 13, 2004 | Apr 13, 2004 | Chinn Exploration Company | Gregg | Grissom #13 | 11,000 | 18331666 |
| 543955Amendment | Apr 13, 2004 | Apr 13, 2004 | Chinn Exploration Company | Gregg | Grissom "G" #13 | 11,000 | 18331666 |
| 543800 | Mar 31, 2004 | Mar 31, 2004 | Chinn Exploration Company | Gregg | Wood #8 | 11,000 | 18331663 |
| 543800Amendment | Mar 31, 2004 | Mar 31, 2004 | Chinn Exploration Company | Gregg | Wood #11 | 11,000 | 18331663 |
| 543800Amendment | Mar 31, 2004 | Mar 31, 2004 | Chinn Exploration Company | Gregg | Wood #11 | 11,000 | 18331663 |
| 542982 | Mar 9, 2004 | Mar 9, 2004 | Chinn Exploration Company | Gregg | Wood #4 | 11,000 | 18331656 |
| 542652 | Mar 4, 2004 | Mar 4, 2004 | Chinn Exploration Company | Gregg | Wood #7 | 11,000 | 18331654 |
| 542651 | Mar 4, 2004 | Mar 4, 2004 | Chinn Exploration Company | Gregg | Wood #6 | 11,000 | 18331653 |
| 542452 | Feb 24, 2004 | Feb 24, 2004 | Chinn Exploration Company | Gregg | Grisson #14 | 11,000 | 18331650 |
| 542105 | Feb 17, 2004 | Feb 17, 2004 | Chinn Exploration Company | Gregg | Grissom #5 | 11,000 | 18331647 |
| 542105Amendment | Feb 17, 2004 | Feb 17, 2004 | Chinn Exploration Company | Gregg | Grissom #5 | 10,850 | 18331647 |
| 541222 | Jan 29, 2004 | Jan 29, 2004 | Chinn Exploration Company | Gregg | Grissom #1 | 11,000 | 18331642 |
| 541220 | Jan 29, 2004 | Jan 29, 2004 | Chinn Exploration Company | Gregg | Grissom #4 | 11,000 | 18331644 |
| 541221 | Jan 28, 2004 | Jan 28, 2004 | Chinn Exploration Company | Gregg | Grissom #2 | 11,000 | 18331643 |
| 540042 | Dec 30, 2003 | Dec 30, 2003 | Chinn Exploration Company | Gregg | Wood #1 | 11,000 | 18331635 |
| 539966 | Dec 29, 2003 | Dec 29, 2003 | Chinn Exploration Company | Gregg | Thompson #1 | 11,000 | 18331634 |
| 539391 | Dec 15, 2003 | Dec 15, 2003 | Chinn Exploration Company | Gregg | Wood #2 | 11,000 | 18331627 |
| 536753 | Oct 3, 2003 | Oct 3, 2003 | Chinn Exploration Company | Rusk | Benton "A" #2 | 11,000 | 40133277 |
| 537018 | Oct 1, 2003 | Oct 1, 2003 | Chinn Exploration Company | Gregg | Portley #12 | 11,000 | 18331614 |
| 537017 | Oct 1, 2003 | Oct 1, 2003 | Chinn Exploration Company | Gregg | Taylor #5 | 11,000 | 18331615 |
| 537016 | Oct 1, 2003 | Oct 1, 2003 | Chinn Exploration Company | Gregg | Taylor #6 | 11,000 | 18331616 |
| 536526 | Sep 18, 2003 | Sep 18, 2003 | Chinn Exploration Company | Gregg | Taylor #4 | 11,000 | 18331607 |
| 536496 | Sep 16, 2003 | Sep 16, 2003 | Chinn Exploration Company | Rusk | Benton #3 | 11,000 | 40133275 |
| 536231 | Sep 9, 2003 | Sep 9, 2003 | Chinn Exploration Company | Gregg | Portley #11 | 11,000 | 18331599 |
| 536230 | Sep 3, 2003 | Sep 3, 2003 | Chinn Exploration Company | Gregg | Portley "A" #10 | 11,000 | 18331600 |
| 535921 | Aug 29, 2003 | Aug 29, 2003 | Chinn Exploration Company | Gregg | Portley #9 | 11,000 | 18331598 |
| 535060 | Aug 7, 2003 | Aug 7, 2003 | Chinn Exploration Company | Gregg | Portley #8 | 11,000 | 18331592 |
| 535060Amendment | Aug 7, 2003 | Aug 7, 2003 | Chinn Exploration Company | Gregg | Portley #8 | 11,000 | 18331592 |
| 535059 | Aug 7, 2003 | Aug 7, 2003 | Chinn Exploration Company | Gregg | Portley #6 | 11,000 | 18331591 |
| 535059Amendment | Aug 7, 2003 | Aug 7, 2003 | Chinn Exploration Company | Gregg | Portley #6 | 11,000 | 18331591 |
| 534543 | Jul 24, 2003 | Jul 24, 2003 | Chinn Exploration Company | Gregg | Portley #7 | 11,000 | 18331589 |
| 534430 | Jul 24, 2003 | Jul 24, 2003 | Chinn Exploration Company | Gregg | Taylor #3 | 11,000 | 18331588 |
| 534158 | Jul 15, 2003 | Jul 15, 2003 | Chinn Exploration Company | Gregg | Portley #5 | 11,000 | 18331585 |
| 533301 | Jun 24, 2003 | Jun 24, 2003 | Chinn Exploration Company | Gregg | Portley #4 | 11,000 | 18331582 |
| 533162 | Jun 16, 2003 | Jun 16, 2003 | Chinn Exploration Company | Gregg | Taylor, Gladys #2 | 11,000 | 18331580 |
| 532882 | Jun 13, 2003 | Jun 13, 2003 | Chinn Exploration Company | Rusk | Beall #9 | 11,000 | 40133245 |
| 532793 | Jun 5, 2003 | Jun 5, 2003 | Chinn Exploration Company | Gregg | McGrede #2 | 11,000 | 18331579 |
| 532563 | Jun 2, 2003 | Jun 2, 2003 | Chinn Exploration Company | Rusk | Beall #7 | 11,000 | 40133239 |
| 531129 | Apr 25, 2003 | Apr 25, 2003 | Chinn Exploration Company | Gregg | Portley #3 | 11,000 | 18331566 |
| 530925 | Apr 21, 2003 | Apr 21, 2003 | Chinn Exploration Company | Rusk | Beall #8 | 11,000 | 40133227 |
| 530681 | Apr 21, 2003 | Apr 21, 2003 | Chinn Exploration Company | Rusk | Miller, Virginia #13 | 11,000 | 40133223 |
| 530680 | Apr 21, 2003 | Apr 21, 2003 | Chinn Exploration Company | Rusk | Miller, Virginia #12 | 11,000 | 40133222 |
| 530093 | Mar 28, 2003 | Mar 28, 2003 | Chinn Exploration Company | Gregg | Portley #2 | 11,000 | 18331560 |
| 530092 | Mar 28, 2003 | Mar 28, 2003 | Chinn Exploration Company | Rusk | Miller, Virginia #11 | 12,000 | 40133216 |
| 529710 | Mar 18, 2003 | Mar 18, 2003 | Chinn Exploration Company | Rusk | Benton #1 | 11,000 | 40133213 |
| 528478 | Feb 14, 2003 | Feb 14, 2003 | Chinn Exploration Company | Gregg | Portley #1 | 11,000 | 18331552 |
| 527773 | Feb 3, 2003 | Feb 3, 2003 | Chinn Exploration Company | Gregg | McGrede #1 | 11,000 | 18331548 |
| 527074 | Jan 8, 2003 | Jan 8, 2003 | Chinn Exploration Company | Rusk | Rosson-Ward Land Co. Gas Unit #2 | 11,000 | 40133202 |
| 526949 | Jan 7, 2003 | Jan 7, 2003 | Chinn Exploration Company | Rusk | Beall #5 | 11,000 | 40133201 |
| 524134 | Nov 1, 2002 | Nov 1, 2002 | Chinn Exploration Company | Rusk | Moore, Gloria #1 | 8,500 | 40133188 |
| 525041 | Oct 28, 2002 | Oct 28, 2002 | Chinn Exploration Company | Rusk | Moore, Gloria "A" #2 | 8,500 | 40133191 |
| 522730 | Aug 13, 2002 | Aug 13, 2002 | Chinn Exploration Company | Rusk | Siler, P. & G. #1 | 8,500 | 40133182 |
| 521267 | Jun 21, 2002 | Jun 21, 2002 | Chinn Exploration Company | Rusk | Houston #2 | 8,100 | 40133178 |
| 520306 | May 29, 2002 | May 29, 2002 | Chinn Exploration Company | Johnson | King, Robert #1 | 6,800 | 25130115 |
| 520306Amendment | May 29, 2002 | May 29, 2002 | Chinn Exploration Company | Johnson | King, Robert #1 | 6,800 | 25130115 |
| 520253 | May 23, 2002 | May 23, 2002 | Chinn Exploration Company | Rusk | Houston #1 | 8,100 | 40133175 |
| 519446 | Apr 25, 2002 | Apr 25, 2002 | Chinn Exploration Company | Cherokee | York #1 | 10,700 | 07301082 |
| 519446Amendment | Apr 25, 2002 | Apr 25, 2002 | Chinn Exploration Company | Cherokee | York #1 | 10,700 | 07301082 |
| 519446Amendment | Apr 25, 2002 | Apr 25, 2002 | Chinn Exploration Company | Cherokee | York #1 | 10,700 | 07301082 |
| 519446Amendment | Apr 25, 2002 | Apr 25, 2002 | Chinn Exploration Company | Cherokee | York #1 | 10,700 | 07301082 |
| 519059 | Apr 12, 2002 | Apr 12, 2002 | Chinn Exploration Company | Rusk | Nichols #1 | 8,500 | 40133171 |
| 519059Amendment | Apr 12, 2002 | Apr 12, 2002 | Chinn Exploration Company | Rusk | Nichols #1 | 8,500 | 40133171 |
| 518610 | Mar 27, 2002 | Mar 27, 2002 | Chinn Exploration Company | Rusk | Strickland #1 | 8,500 | 40133169 |
| 513848 | Oct 2, 2001 | Oct 2, 2001 | Chinn Exploration Company | Rusk | Martin #1 | 12,000 | 40133152 |
| 512448 | Aug 13, 2001 | Aug 13, 2001 | Chinn Exploration Company | Upshur | Webb #2 | 12,000 | 45931074 |
| 512017 | Jul 30, 2001 | Jul 30, 2001 | Chinn Exploration Company | Rusk | Gandy #2 | 12,000 | 40133138 |
| 508184 | Apr 25, 2001 | Apr 25, 2001 | Chinn Exploration Company | Panola | Edens #15 | 12,000 | 36534668 |
| 507910 | Apr 18, 2001 | Apr 18, 2001 | Chinn Exploration Company | Rusk | Hill, Booker T. #1 | 8,000 | 40133101 |
| 507910Amendment | Apr 18, 2001 | Apr 18, 2001 | Chinn Exploration Company | Rusk | Hill, Booker T. #1 | 8,000 | 40133101 |
| 506716 | Mar 20, 2001 | Mar 20, 2001 | Chinn Exploration Company | Rusk | Bolton "A-5" #5 | 9,000 | 40133096 |
| 506282 | Mar 9, 2001 | Mar 9, 2001 | Chinn Exploration Company | Rusk | Oak Hill Gas Unit 1 #5 | 11,000 | 40133091 |
| 505399 | Feb 15, 2001 | Feb 15, 2001 | Chinn Exploration Company | Panola | Edens #14 | 12,000 | 36534623 |
| 504988 | Feb 6, 2001 | Feb 6, 2001 | Chinn Exploration Company | Freestone | Anderson, H. #4 | 14,000 | 16132002 |
| 504987 | Feb 6, 2001 | Feb 6, 2001 | Chinn Exploration Company | Freestone | Anderson, H. #3 | 14,000 | 16132001 |
| 504986 | Feb 6, 2001 | Feb 6, 2001 | Chinn Exploration Company | Freestone | Anderson, H. #2 | 14,000 | 16132000 |
| 504985 | Feb 6, 2001 | Feb 6, 2001 | Chinn Exploration Company | Freestone | Anderson, H. #1 | 14,000 | 16131999 |
| 504757 | Jan 31, 2001 | Jan 31, 2001 | Chinn Exploration Company | Panola | Edens #12 | 12,000 | 36534612 |
| 504637 | Jan 29, 2001 | Jan 29, 2001 | Chinn Exploration Company | Rusk | Oak Hill Gas Unit 1 #2 | 11,000 | 40133081 |
| 503140 | Dec 15, 2000 | Dec 15, 2000 | Chinn Exploration Company | Rusk | Findley, M. K. #1 | 12,000 | 40133065 |
| 502349 | Nov 28, 2000 | Nov 28, 2000 | Chinn Exploration Company | Cherokee | Alvie F. Jones Unit #5 | 12,000 | 07330990 |
| 502304 | Nov 22, 2000 | Nov 22, 2000 | Chinn Exploration Company | Panola | Edens #13 | 10,200 | 36534572 |
| 500642 | Oct 13, 2000 | Oct 13, 2000 | Chinn Exploration Company | Rusk | Miller, Virginia #10 | 12,000 | 40133041 |
| 499252 | Sep 11, 2000 | Sep 11, 2000 | Chinn Exploration Company | Rusk | Miller, Virginia #9 | 12,000 | 40133030 |