US2638884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air gun
Assignee: Daisy Manufacturing Co
•
Filing: 1951-01-27
•
Granted: 1953-05-19
•
Expires: 1971-01-27
Abstract
No abstract record available.
Inventors
- 👤 William S Wells
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:09
CPC Classifications
F; F41; F41B; F41B11/00; F41B11/70; F41B11/72; F41B11/723
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1214398A
Cited
US1276989A
Cited
US2119441A
Cited
US2217880A
Cited
US2273678A
Cited
US2566181A
Cited
US2509656A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-18 | 1956-11-17 | 1957-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-18 | 1960-11-17 | 1961-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-18 | 1964-11-17 | 1965-05-19 | $7700.00 | Window Closed / Lapsed |