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Patent US3444879A successfully refreshed from Google Patents.
US3444879A
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Fluid pulsed oscillator
Assignee: Corning Glass Works
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Filing: 1967-06-09
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Granted: 1969-05-20
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Expires: 1987-06-09
Abstract
No abstract record available.
Inventors
- 👤 Paul C Mcleod Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:51
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/22; F15C1/08; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/212; Y10T137/2229; Y10T137/2234; Y10T137/2267
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3117593A
Cited
US3226023A
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US3180575A
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US3232305A
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US3219271A
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US3331381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-19 | 1972-11-18 | 1973-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-19 | 1976-11-18 | 1977-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-19 | 1980-11-18 | 1981-05-20 | $7700.00 | Window Closed / Lapsed |