Patent US2879509A successfully refreshed from Google Patents.
US2879509A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power nailing machines
Assignee: United Shoe Machinery Corp
•
Filing: 1956-04-16
•
Granted: 1959-03-31
•
Expires: 1976-04-16
Abstract
No abstract record available.
Inventors
- 👤 George L Congdon
- 👤 Frank E Barta
- 👤 Alan R Hanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:49
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/04; A; A43; A43D; A43D71/00; B27; B27F; B27F7/00; B27F7/02; B27F7/13
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US396611A
Cited
US407444A
Cited
US464200A
Cited
US2732554A
Cited
US1703458A
Cited
US1980967A
Cited
US2240516A
Cited
US2540934A
Cited
US2787799A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |