US2756304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap-action device
Assignee: Signal Stat Corp
•
Filing: 1953-08-18
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Granted: 1956-07-24
•
Expires: 1973-08-18
Abstract
No abstract record available.
Inventors
- 👤 James W Welsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:33
CPC Classifications
G; G08; G08B; G08B5/00; G08B5/22; G08B5/36; G08B5/38; F; F16; F16H; F16H35/00; F16H35/14; H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/46; H01H37/48; H01H37/50; H01H5/00; H01H5/04; H01H5/30; H01H75/00; H01H75/02; H01H75/04; H01H75/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2166238A
Cited
US1967359A
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US2041775A
Cited
US1988345A
Cited
US2266537A
Cited
US2299562A
Cited
US2624819A
Cited
US2615106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-24 | 1960-01-23 | 1960-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-24 | 1964-01-23 | 1964-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-24 | 1968-01-23 | 1968-07-24 | $7700.00 | Window Closed / Lapsed |