US3439356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-temperature sensor
Assignee: Boeing North American Inc
•
Filing: 1965-06-14
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Granted: 1969-04-15
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Expires: 1985-06-14
Abstract
No abstract record available.
Inventors
- 👤 Jackson E Kinzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:44
CPC Classifications
G; G01; G01L; G01L19/00; G01L19/0092; G01K; G01K1/00; G01K1/14; G01L7/00; G01L7/02; G01L7/06; H; H01; H01G; H01G13/00; H01G13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1899672A
Cited
US1987200A
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US2373041A
Cited
US2463427A
Cited
US3239827A
Cited
US3092821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |