Patent Explorer
Browse, filter, and analyze 4 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US1805147A | Pendulum controlled circuit closer | R M Co Inc | Expired / Lapsed | 1921-01-12 | 1931-05-12 | 1941-01-12 | 0.0 yrs | 0 | |
| US1740777A | Automobile signaling device | R M Co Inc | Expired / Lapsed | 1925-08-06 | 1929-12-24 | 1945-08-06 | 0.0 yrs | 0 | |
| US1720230A | Multiplex burglar alarm | R M Co Inc | Expired / Lapsed | 1921-01-12 | 1929-07-09 | 1941-01-12 | 0.0 yrs | 0 | |
| US1704710A | Direction indicator for automobiles | R M Co Inc | Expired / Lapsed | 1923-04-25 | 1929-03-12 | 1943-04-25 | 0.0 yrs | 0 |