US2789727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridge dispenser
Assignee: CHARLES H HAMNER
•
Filing: 1953-09-28
•
Granted: 1957-04-23
•
Expires: 1973-09-28
Abstract
No abstract record available.
Inventors
- 👤 James W Singleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:35
CPC Classifications
F; F42; F42B; F42B39/00; F42B39/02; A; A47; A47F; A47F1/00; A47F1/04; A47F1/08; A47F1/10; F42B39/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US340732A
Cited
US699821A
Cited
US985235A
Cited
GB190920655A
Cited
US1391453A
Cited
US1449864A
Cited
US2114363A
Cited
US2247834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |