Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2370793A | Geochemical prospecting | ESME E ROSAIRE | Expired / Lapsed | 1941-03-10 | 1945-03-06 | 1961-03-10 | 0.0 yrs | 0 | |
| US2231013A | Electrical prospecting with alternating current | ESME E ROSAIRE | Expired / Lapsed | 1937-11-01 | 1941-02-11 | 1957-11-01 | 0.0 yrs | 0 |