Patent Explorer
Browse, filter, and analyze 6 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2063230A | Conveyer mechanism | Lamson Co | Expired / Lapsed | 1933-01-17 | 1936-12-08 | 1953-01-17 | 0.0 yrs | 0 | |
| US1949964A | Conveyer mechanism | Lamson Co | Expired / Lapsed | 1930-07-15 | 1934-03-06 | 1950-07-15 | 0.0 yrs | 0 | |
| US1916552A | Conveyer system | Lamson Co | Expired / Lapsed | 1929-09-20 | 1933-07-04 | 1949-09-20 | 0.0 yrs | 0 | |
| US1868894A | Conveyer | Lamson Co | Expired / Lapsed | 1929-05-03 | 1932-07-26 | 1949-05-03 | 0.0 yrs | 0 | |
| US1833873A | Pneumatic dispatch system | Lamson Co | Expired / Lapsed | 1930-10-31 | 1931-11-24 | 1950-10-31 | 0.0 yrs | 0 | |
| US1769676A | Terminal for pneumatic-dispatch systems | Lamson Co | Expired / Lapsed | 1928-05-02 | 1930-07-01 | 1948-05-02 | 0.0 yrs | 0 |