US3486383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibrating beam transducer
Assignee: Singer General Precision Inc
•
Filing: 1967-08-24
•
Granted: 1969-12-30
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Expires: 1987-08-24
Abstract
No abstract record available.
Inventors
- 👤 Hugh E Riordan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:39
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/097; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/28; Y; Y10; Y10S; Y10S73/00; Y10S73/01; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2024571A
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US2447817A
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US2513678A
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US2543020A
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US2601678A
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US3057208A
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US3062052A
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US3190129A
Cited
US3238789A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |