US2590862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable trigger mechanism
Assignee: Individual
•
Filing: 1948-07-27
•
Granted: 1952-04-01
•
Expires: 1968-07-27
Abstract
No abstract record available.
Inventors
- 👤 Filser D Hoppert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:21
CPC Classifications
F; F41; F41A; F41A19/00; F41A19/06; F41A19/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1550757A
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US1892141A
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US2079039A
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US2136511A
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US2274195A
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US2249232A
Cited
US2324125A
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US2366823A
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US2399253A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-01 | 1955-10-01 | 1956-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-01 | 1959-10-01 | 1960-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-01 | 1963-10-01 | 1964-04-01 | $7700.00 | Window Closed / Lapsed |