US3381870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic nailing and stapling machine
Assignee: LEO M HASKINS
•
Filing: 1967-04-28
•
Granted: 1968-05-07
•
Expires: 1987-04-28
Abstract
No abstract record available.
Inventors
- 👤 Leo M Haskins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:55
CPC Classifications
B; B27; B27M; B27M3/00; B27M3/0013; B27M3/0073
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2755462A
Cited
US2540106A
Cited
US2777126A
Cited
US2749873A
Cited
US2755470A
Cited
US2811186A
Cited
US2958351A
Cited
US3026519A
Cited
US3299920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |