Patent US2522685A successfully refreshed from Google Patents.
US2522685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projectile
Assignee: Individual
•
Filing: 1945-05-08
•
Granted: 1950-09-19
•
Expires: 1965-05-08
Abstract
No abstract record available.
Inventors
- 👤 Wadsworth W Mount
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:18
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/56; F42B12/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US414388A
Cited
US538626A
Cited
GB189402136A
Cited
US858009A
Cited
US1142396A
Cited
US1110507A
Cited
US1371207A
Cited
US2210820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-18 | 1954-03-20 | 1954-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-18 | 1958-03-20 | 1958-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-18 | 1962-03-20 | 1962-09-19 | $7700.00 | Window Closed / Lapsed |