US3023613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine analyzer and balancer
Assignee: Intermountain Research and Development Corp
•
Filing: 1955-07-13
•
Granted: 1962-03-06
•
Expires: 1975-07-13
Abstract
No abstract record available.
Inventors
- 👤 Arthur R Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:17
CPC Classifications
G; G01; G01M; G01M1/00; G01M1/14; G01M1/16; G01M1/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1820272A
Cited
US2165024A
Cited
US2164114A
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US2394482A
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US2372419A
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US2383588A
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US2377349A
Cited
US2383984A
Cited
US2483394A
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US2416181A
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GB643986A
Cited
US2651937A
Cited
US2656710A
Cited
US2481112A
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US2521141A
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US2663184A
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US2677788A
Cited
US2741992A
Cited
US2628606A
Cited
GB712481A
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US2709076A
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US2711647A
Cited
US2773389A
Cited
US2667780A
Cited
US2740297A
Cited
GB726107A
Cited
US2805576A
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US2816445A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |