Patent US2437473A successfully refreshed from Google Patents.
US2437473A
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US
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Pressure switch
Assignee: Bendix Aviation Corp
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Filing: 1944-08-29
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Granted: 1948-03-09
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Expires: 1964-08-29
Abstract
No abstract record available.
Inventors
- 👤 William L W Ogden
- 👤 William R Ryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:10
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/26; H01H35/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1930899A
Cited
US2100754A
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US2178799A
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US2194624A
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US2322229A
Cited
US2209540A
Cited
US2315137A
Cited
US2340718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-09 | 1951-09-08 | 1952-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-09 | 1955-09-08 | 1956-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-09 | 1959-09-08 | 1960-03-09 | $7700.00 | Window Closed / Lapsed |