US2704333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ultrasonic vibratory devices
Assignee: Raytheon Co
•
Filing: 1951-03-15
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Granted: 1955-03-15
•
Expires: 1971-03-15
Abstract
No abstract record available.
Inventors
- 👤 Carlo L Calosi
- 👤 Preston B Carwile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:18
CPC Classifications
B; B06; B06B; B06B3/00; B06B3/02; Y; Y10; Y10S; Y10S82/00; Y10S82/904; Y10T; Y10T74/00; Y10T74/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US167303A
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US1380869A
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US1966446A
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US2044807A
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US2407299A
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GB469018A
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FR852150A
Cited
GB581123A
Cited
US2460919A
Cited
US2514080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-14 | 1958-09-13 | 1959-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-14 | 1962-09-13 | 1963-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-14 | 1966-09-13 | 1967-03-15 | $7700.00 | Window Closed / Lapsed |