Patent US2923937A successfully refreshed from Google Patents.
US2923937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic nail gun
Assignee: —
•
Filing: —
•
Granted: 1960-02-09
•
Expires: 1977-02-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:45
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/001; B25C1/005; B25C1/04; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87169; Y10T137/87233; Y10T137/87241; Y10T29/00; Y10T29/51; Y10T29/5147; Y10T29/5148; Y10T29/53; Y10T29/5343
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189319318A
Cited
US1169386A
Cited
US1567554A
Cited
US1633501A
Cited
US1984117A
Cited
US2383082A
Cited
US2445674A
Cited
US2647492A
Cited
US2698938A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |