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US2977791A
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US
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Torsional magnetostrictive pressure pick-up
Assignee: Vyzkumny A Zkusebni Letecky Ustav AS
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Filing: 1959-09-29
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Granted: 1961-04-04
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Expires: 1979-09-29
Abstract
No abstract record available.
Inventors
- 👤 Dubsky Borivoj
- 👤 Straka Oldrich
- 👤 Cernohorsky Jiri
- 👤 Koblizek Vladimir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:51
CPC Classifications
G; G01; G01G; G01G3/00; G01G3/12; G01G3/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |