Patent Explorer
Browse, filter, and analyze 5 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2431992A | Compensatory suppressed pointer adjustment for electric meters | KNICKERBOCKER DEV CORP | Expired / Lapsed | 1943-08-05 | 1947-12-02 | 1963-08-05 | 0.0 yrs | 0 | |
| US2413865A | Thermostatically controlled charger | KNICKERBOCKER DEV CORP | Expired / Lapsed | 1942-11-19 | 1947-01-07 | 1962-11-19 | 0.0 yrs | 0 | |
| US2392737A | Battery capacity tester | KNICKERBOCKER DEV CORP | Expired / Lapsed | 1942-08-03 | 1946-01-08 | 1962-08-03 | 0.0 yrs | 0 | |
| US2296924A | Battery charger | KNICKERBOCKER DEV CORP | Expired / Lapsed | 1941-04-01 | 1942-09-29 | 1961-04-01 | 0.0 yrs | 0 | |
| US2225051A | One meter battery tester | KNICKERBOCKER DEV CORP | Expired / Lapsed | 1938-05-16 | 1940-12-17 | 1958-05-16 | 0.0 yrs | 0 |