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US2453607A
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Center of gravity location indicator
Assignee: Curtiss Wright Corp
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Filing: 1944-06-06
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Granted: 1948-11-09
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Expires: 1964-06-06
Abstract
No abstract record available.
Inventors
- 👤 Meredlth C Wardle
- 👤 Donald J Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:20
CPC Classifications
G; G01; G01M; G01M1/00; G01M1/12; G01M1/122; G01M1/125; G01G; G01G19/00; G01G19/02; G01G19/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB387887A
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US2179822A
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US2255814A
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US2252464A
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US2322319A
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US2344642A
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GB549140A
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US2373504A
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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) | 1951-11-09 | 1952-05-10 | 1952-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-09 | 1956-05-10 | 1956-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-09 | 1960-05-10 | 1960-11-09 | $7700.00 | Window Closed / Lapsed |