Patent Explorer
Browse, filter, and analyze 5 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2278118A | Business machine | Underwood Elliott Fisher Co | Expired / Lapsed | 1936-09-24 | 1942-03-31 | 1956-09-24 | 0.0 yrs | 0 | |
| US2272079A | Printing mechanism for accounting machines | Underwood Elliott Fisher Co | Expired / Lapsed | 1938-12-30 | 1942-02-03 | 1958-12-30 | 0.0 yrs | 0 | |
| US2229905A | Accounting machine | Underwood Elliott Fisher Co | Expired / Lapsed | 1934-10-31 | 1941-01-28 | 1954-10-31 | 0.0 yrs | 0 | |
| US2223028A | Typewriting machine | Underwood Elliott Fisher Co | Expired / Lapsed | 1938-11-18 | 1940-11-26 | 1958-11-18 | 0.0 yrs | 0 | |
| US2216608A | Paper guiding and holding mechanism for accounting machines | Underwood Elliott Fisher Co | Expired / Lapsed | 1938-12-30 | 1940-10-01 | 1958-12-30 | 0.0 yrs | 0 |