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US2655043A
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Pressure measuring device
Assignee: Aerojet Rocketdyne Inc
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Filing: 1948-06-14
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Granted: 1953-10-13
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Expires: 1968-06-14
Abstract
No abstract record available.
Inventors
- 👤 Charles M Wolfe
- 👤 Quido M Shultise
- 👤 Clyde W Grow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:29
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/12; G01L23/00; G01L23/08; G01L23/12; G01L23/125; G01L23/26; G01L23/32; G01L9/0041; G01L9/0072
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1919079A
Cited
US2001096A
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US2121725A
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US2178471A
Cited
US2367866A
Cited
US2439047A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |