| 1901 | BARTHOLOMEW | Mercer County, PA | Oil & Gas Property | Dec 2025 |
| 1902 | BARTHOLOMEW | Barber County, KS | Gas Property | May 2026 |
| 1903 | BARTHOLOMEW | Greene County, PA | Gas Property | Jun 2026 |
| 1904 | BARTHOLOMEW BRA | Bradford County, PA | Gas Property | Jun 2026 |
| 1905 | BARTHOLOW | Barber County, KS | Oil & Gas Property | May 2026 |
| 1906 | BARTLESON | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 1907 | BARTLESON 44-1 | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 1908 | BARTLET 21-16H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 1909 | BARTLETT | Jones County, TX | Oil & Gas Property | Jun 2026 |
| 1910 | BARTLETT | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 1911 | BARTLETT | Harrison County, WV | Oil & Gas Property | Dec 2021 |
| 1912 | BARTLETT | Live Oak County, TX | Oil & Gas Property | Aug 2025 |
| 1913 | BARTLETT | Garza County, TX | Oil & Gas Property | May 2026 |
| 1914 | BARTLETT | Jones County, TX | Oil & Gas Property | Jun 2021 |
| 1915 | BARTLETT | Conway County, AR | Gas Property | Jul 2024 |
| 1916 | BARTLETT | Ritchie County, WV | Oil & Gas Property | Nov 2021 |
| 1917 | BARTLETT | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 1918 | BARTLETT | Allen County, KS | Oil Property | Oct 1996 |
| 1919 | BARTLETT | Ochiltree County, TX | Oil & Gas Property | Jan 2013 |
| 1920 | BARTLETT | Harrison County, WV | Oil & Gas Property | Dec 2021 |
| 1921 | BARTLETT | Atascosa County, TX | Oil Property | Jun 2026 |
| 1922 | BARTLETT | Washington County, OK | Oil & Gas Property | Nov 2014 |
| 1923 | BARTLETT | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 1924 | BARTLETT | Stafford County, KS | Oil Property | Apr 2026 |
| 1925 | BARTLETT | Harris County, TX | Oil & Gas Property | Jun 2026 |
| 1926 | BARTLETT | Miami County, KS | Oil Property | May 2026 |
| 1927 | BARTLETT | Moore County, TX | Gas Property | Aug 2020 |
| 1928 | BARTLETT | Creek County, OK | Oil & Gas Property | Jun 2026 |
| 1929 | BARTLETT | Johnson County, AR | Gas Property | Jun 2024 |
| 1930 | BARTLETT | Coffey County, KS | Oil Property | May 2026 |
| 1931 | BARTLETT | Garfield County, OK | Oil & Gas Property | May 2020 |
| 1932 | BARTLETT | Hockley County, TX | Oil & Gas Property | Jun 2026 |
| 1933 | BARTLETT | Stark County, OH | Oil & Gas Property | Dec 2021 |
| 1934 | BARTLETT | Allen County, KS | Oil Property | Mar 2026 |
| 1935 | BARTLETT V. S | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 1936 | BARTLETT, L | Van Buren County, AR | Gas Property | Jul 2024 |
| 1937 | BARTLETT, M G | Daviess County, KY | Oil Property | Sep 2023 |
| 1938 | BARTLETT, R. H. - HEIRS | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 1939 | BARTLETT, STARLING | Gilmer County, WV | Oil & Gas Property | May 2021 |
| 1940 | BARTLETT-BAILEY | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 1941 | BARTLETT-LANDRY 4H | Harrison County, TX | Gas Property | Jun 2026 |
| 1942 | BARTLETT-THOMPSON | Harrison County, TX | Gas Property | Jun 2026 |
| 1943 | BARTLEY | Pike County, KY | Gas Property | Dec 2024 |
| 1944 | BARTLEY GU | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 1945 | BARTLEY, JOHN A HEIRS K | Pike County, KY | Gas Property | Dec 2024 |
| 1946 | BARTLING H. F | Caldwell County, TX | Oil & Gas Property | Sep 2024 |
| 1947 | BARTLOW | Major County, OK | Oil & Gas Property | Jun 2026 |
| 1948 | BARTLOW | Finney County, KS | Gas Property | May 2026 |
| 1949 | BARTO | Orange County, CA | Oil Property | Jul 1988 |
| 1950 | BARTO UNIT | Lycoming County, PA | Gas Property | Jun 2026 |
| 1951 | BARTON | Weston County, WY | Oil Property | Dec 2024 |
| 1952 | BARTON | Lipscomb County, TX | Oil & Gas Property | Jun 2026 |
| 1953 | BARTON | Sutton County, TX | Oil & Gas Property | May 2026 |
| 1954 | BARTON | Stephens County, OK | Oil & Gas Property | Jun 2026 |
| 1955 | BARTON | Meigs County, OH | Oil & Gas Property | Dec 2023 |
| 1956 | BARTON | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 1957 | BARTON | Lipscomb County, TX | Oil & Gas Property | Jun 2026 |
| 1958 | BARTON | Franklin County, AR | Gas Property | Jun 2024 |
| 1959 | BARTON | Lipscomb County, TX | Oil & Gas Property | Jun 2026 |
| 1960 | BARTON | Campbell County, WY | Gas Property | Apr 2012 |
| 1961 | BARTON | Lipscomb County, TX | Oil & Gas Property | Jun 2026 |
| 1962 | BARTON | Washita County, OK | Oil & Gas Property | Jun 2026 |
| 1963 | BARTON | Creek County, OK | Oil Property | Jun 2026 |
| 1964 | BARTON | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 1965 | BARTON | Winkler County, TX | Oil & Gas Property | Jun 2026 |
| 1966 | BARTON | Ellis County, OK | Oil & Gas Property | May 2025 |
| 1967 | BARTON | Cowley County, KS | Oil & Gas Property | Feb 2009 |
| 1968 | BARTON | Hopkins County, KY | Oil & Gas Property | Dec 2023 |
| 1969 | BARTON | Duval County, TX | Oil & Gas Property | Jun 2026 |
| 1970 | BARTON | Rusk County, TX | Oil & Gas Property | Aug 2025 |
| 1971 | BARTON | Ellis County, OK | Oil & Gas Property | Jun 2026 |
| 1972 | BARTON | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 1973 | BARTON | Weston County, WY | Oil & Gas Property | Jun 2026 |
| 1974 | BARTON | Montgomery County, KS | Gas Property | Oct 2024 |
| 1975 | BARTON | Morrow County, OH | Oil Property | Dec 2004 |
| 1976 | BARTON | Weston County, WY | Oil & Gas Property | Apr 2018 |
| 1977 | BARTON | Allen County, KS | Oil Property | Oct 1990 |
| 1978 | BARTON | Crook County, WY | Oil & Gas Property | Dec 2024 |
| 1979 | BARTON 210154 | Belmont County, OH | Gas Property | Jun 2026 |
| 1980 | BARTON 32-34-67 USA A | Converse County, WY | Oil & Gas Property | Jul 2026 |
| 1981 | BARTON D 1 | Chautauqua County, NY | Gas Property | Dec 2025 |
| 1982 | BARTON ESTATE | Lipscomb County, TX | Oil & Gas Property | May 2026 |
| 1983 | BARTON FEDERAL | Campbell County, WY | Gas Property | May 2012 |
| 1984 | BARTON FOWLER | Anderson County, TX | Oil & Gas Property | May 2026 |
| 1985 | BARTON GAS UNIT 1 | Smith County, TX | Oil & Gas Property | Jun 2026 |
| 1986 | BARTON H. P | Henderson County, TX | Oil & Gas Property | Jun 2026 |
| 1987 | BARTON HALL CECIL UNIT | Tarrant County, TX | Oil & Gas Property | Jun 2026 |
| 1988 | BARTON J | Lipscomb County, TX | Oil & Gas Property | Jun 2026 |
| 1989 | BARTON JAY D. ETAL | Lipscomb County, TX | Oil & Gas Property | Jun 2026 |
| 1990 | BARTON JO ET AL | Lipscomb County, TX | Oil & Gas Property | Jun 2026 |
| 1991 | BARTON LULA | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 1992 | BARTON MARTHA | Gregg County, TX | Oil & Gas Property | Nov 2023 |
| 1993 | BARTON PATENTED | Crook County, WY | Oil Property | Aug 2021 |
| 1994 | BARTON RANCH | Crook County, WY | Oil & Gas Property | Dec 2024 |
| 1995 | BARTON T.W | Haskell County, TX | Oil & Gas Property | Jun 2026 |
| 1996 | BARTON UNIT 32-34-67 USA A 1H | Converse County, WY | Oil & Gas Property | Jul 2026 |
| 1997 | BARTON W SIVERLING | Clarion County, PA | Gas Property | Dec 2025 |
| 1998 | BARTON W. C | Johnson County, TX | Gas Property | Jun 2026 |
| 1999 | BARTON, LAVERNE & | Ritchie County, WV | Gas Property | Dec 2021 |
| 2000 | BARTON, MICHAEL & LINDA VALENTINE | Ritchie County, WV | Oil & Gas Property | Dec 2021 |