US2672945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transducer housing for sonic apparatus
Assignee: Goodrich Corp
•
Filing: 1950-02-17
•
Granted: 1954-03-23
•
Expires: 1970-02-17
Abstract
No abstract record available.
Inventors
- 👤 Clyde W Harris
- 👤 Joseph M Kime
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:49
CPC Classifications
G; G10; G10K; G10K11/00; G10K11/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2472107A
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US2407643A
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US2403990A
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US2444911A
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US2460274A
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US2452068A
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US2417830A
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US2575339A
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US2519360A
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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) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |