US2598164A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differential inertia speed responsive device
Assignee: Individual
•
Filing: 1945-07-02
•
Granted: 1952-05-27
•
Expires: 1965-07-02
Abstract
No abstract record available.
Inventors
- 👤 Hamill William Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:52
CPC Classifications
G; G05; G05D; G05D13/00; G05D13/08; G05G; G05G15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US233734A
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US502557A
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GB190315565A
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US835396A
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US865082A
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US967443A
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US1749569A
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US1709673A
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US1959786A
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US2294469A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-27 | 1955-11-26 | 1956-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-27 | 1959-11-26 | 1960-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-27 | 1963-11-26 | 1964-05-27 | $7700.00 | Window Closed / Lapsed |