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US3403548A
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Vibrating wire with phase resonance indication
Assignee: VYZKUMNY USTAV AUTOMATISACNICH PROSTREDKU
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Filing: 1966-06-28
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Granted: 1968-10-01
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Expires: 1986-06-28
Abstract
No abstract record available.
Inventors
- 👤 Petrik Milos
- 👤 Kratochvil Jiri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:36
CPC Classifications
G; G01; G01R; G01R17/00; G01B; G01B17/00; G01B17/04; G01K; G01K5/00; G01K5/48; G01K5/56; G01K5/58; G01K5/60; G01L; G01L1/00; G01L1/10; G01L9/00; G01L9/0001; G01L9/0008; G01L9/0013; Y; Y10; Y10S; Y10S73/00; Y10S73/01
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) | 1971-10-01 | 1972-04-01 | 1972-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-01 | 1976-04-01 | 1976-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-01 | 1980-04-01 | 1980-10-01 | $7700.00 | Window Closed / Lapsed |