Patent US3772458A successfully refreshed from Google Patents.
US2997713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic fastener driving machine
Assignee: Individual
•
Filing: 1958-10-30
•
Granted: 1961-08-29
•
Expires: 1978-10-30
Abstract
No abstract record available.
Inventors
- 👤 Edgar J Anstett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:03
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/001; B25C1/005; B25C1/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2887686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |