Patent US1270293A successfully refreshed from Google Patents.
US1270293A
Expired / Lapsed
US
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Apparatus for throwing grenades.
Assignee: SEYMOUR L HOEXTER
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Filing: 1918-02-19
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Granted: 1918-06-25
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Expires: 1938-02-19
Abstract
No abstract record available.
Inventors
- 👤 Louis E Shaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:27
CPC Classifications
F; F41; F41B; F41B7/00; F41B7/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1921-06-24 | 1921-12-24 | 1922-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-06-24 | 1925-12-24 | 1926-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-06-24 | 1929-12-24 | 1930-06-25 | $7700.00 | Window Closed / Lapsed |