Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US1478842A | Method and means for working clay | CHAMBERS BROTHERS CO | Expired / Lapsed | 1922-05-23 | 1923-12-25 | 1942-05-23 | 0.0 yrs | 0 | |
| US721152A | Lubricating device for brick-machines. | CHAMBERS BROTHERS CO | Expired / Lapsed | 1897-05-01 | 1903-02-24 | 1917-05-01 | 0.0 yrs | 0 |