US3379902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ultrasonic testing apparatus
Assignee: Branson Ultrasonics Corp
•
Filing: 1965-12-30
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Granted: 1968-04-23
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Expires: 1985-12-30
Abstract
No abstract record available.
Inventors
- 👤 Robert V Harris
- 👤 Henry G Biagini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:11
CPC Classifications
G; G10; G10K; G10K11/00; G10K11/18; G10K11/26; G10K11/28; G01; G01N; G01N29/00; G01N29/22; G01N29/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2525861A
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US2602101A
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US2649550A
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US2984756A
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US2844741A
Cited
US3106839A
Cited
US2927284A
Cited
US3192418A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |