US2737600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage-limiting means
Assignee: Republic Flow Meters Co
•
Filing: 1950-09-08
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Granted: 1956-03-06
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Expires: 1970-09-08
Abstract
No abstract record available.
Inventors
- 👤 Charles H Smoot
- 👤 Nicholas A Philips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:19
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1873970A
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US1767582A
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US1859069A
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US2380784A
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US2322955A
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US2417272A
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US2534542A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |