US2814919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work feeding mechanism
Assignee: Landis Tool Co
•
Filing: 1955-03-14
•
Granted: 1957-12-03
•
Expires: 1975-03-14
Abstract
No abstract record available.
Inventors
- 👤 Alvin J Jones
- 👤 John A Boller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:23
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/35; B24B5/355
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US545468A
Cited
US1481064A
Cited
US1319921A
Cited
US1718240A
Cited
US1768629A
Cited
FR735930A
Cited
US2086052A
Cited
US2597912A
Cited
US2610448A
Cited
US2678521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |