Patent US2428012A successfully refreshed from Google Patents.
US2428012A
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Torque meter
Assignee: Individual
•
Filing: 1942-08-22
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Granted: 1947-09-30
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Expires: 1962-08-22
Abstract
No abstract record available.
Inventors
- 👤 Jr John H Collins
- 👤 John C Nettles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:39
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/16; G01L; G01L3/00; G01L3/02; G01L3/04; G01L3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2019999A
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US2073394A
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US2217539A
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US2252464A
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US2316975A
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US2322319A
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US2292549A
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GB549140A
Cited
US2359125A
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US2392293A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-29 | 1951-03-31 | 1951-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-29 | 1955-03-31 | 1955-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-29 | 1959-03-31 | 1959-09-30 | $7700.00 | Window Closed / Lapsed |