Patent Explorer
Browse, filter, and analyze 11 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US20020004533A1 | Integration of shift reactors and hydrotreaters | Texaco Development Corp | Expired / Lapsed | 2001-01-31 | — | 2021-01-31 | 0.0 yrs | 20 | |
| US2755390A | Detection of mixed radiation | Texaco Development Corp | Expired / Lapsed | 1952-08-06 | 1956-07-17 | 1972-08-06 | 0.0 yrs | 2 | |
| US2725484A | Apparatus for detecting penetrative radiation | Texaco Development Corp | Expired / Lapsed | 1951-12-05 | 1955-11-29 | 1971-12-05 | 0.0 yrs | 2 | |
| US2669509A | Process for gasifying carbonaceous solids | Texaco Development Corp | Expired / Lapsed | 1948-09-16 | 1954-02-16 | 1968-09-16 | 0.0 yrs | 2 | |
| US2559219A | Detection and measurement of penetrative radiation | Texaco Development Corp | Expired / Lapsed | 1949-03-12 | 1951-07-03 | 1969-03-12 | 0.0 yrs | 2 | |
| US2503730A | Amplifying and quenching circuits for radiation detectors | Texaco Development Corp | Expired / Lapsed | 1945-03-08 | 1950-04-11 | 1965-03-08 | 0.0 yrs | 0 | |
| US2499889A | Control system for closure means | Texaco Development Corp | Expired / Lapsed | 1945-05-30 | 1950-03-07 | 1965-05-30 | 0.0 yrs | 0 | |
| US2477844A | Seismic exploration with control of directional sensitivity | Texaco Development Corp | Expired / Lapsed | 1947-04-25 | 1949-08-02 | 1967-04-25 | 0.0 yrs | 0 | |
| US2358945A | Method of determining the porosity and location of permeable formations in oil wells | Texaco Development Corp | Expired / Lapsed | 1940-08-31 | 1944-09-26 | 1960-08-31 | 0.0 yrs | 0 | |
| US2349429A | Method and apparatus for measuring thickness | Texaco Development Corp | Expired / Lapsed | 1942-04-29 | 1944-05-23 | 1962-04-29 | 0.0 yrs | 0 | |
| US2345119A | Subsurface prospecting | Texaco Development Corp | Expired / Lapsed | 1940-06-26 | 1944-03-28 | 1960-06-26 | 0.0 yrs | 0 |