Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2277455A | Dump car for toy railroads | Louis Marx and Co Inc | Expired / Lapsed | 1939-07-08 | 1942-03-24 | 1959-07-08 | 0.0 yrs | 0 | |
| US2233075A | Spring motor | Louis Marx and Co Inc | Expired / Lapsed | 1938-06-17 | 1941-02-25 | 1958-06-17 | 0.0 yrs | 0 |