Patent US3514026A successfully refreshed from Google Patents.
US3514026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Repeating propellant gas powered driving tool
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1967-09-01
•
Granted: 1970-05-26
•
Expires: 1987-09-01
Abstract
No abstract record available.
Inventors
- 👤 David Dardick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:24
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/08; B25C1/10; B25C1/18; B25C1/188; B25C1/182; B25C1/186; F; F41; F41A; F41A9/00; F41A9/38; F41A9/46; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2395354A
Cited
US2575079A
Cited
US2770194A
Cited
US2780812A
Cited
US2930041A
Cited
US3181760A
Cited
US3048850A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |