US3399688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanically entrained fluidic oscillator
Assignee: Lockheed Martin Corp
•
Filing: 1965-04-01
•
Granted: 1968-09-03
•
Expires: 1985-04-01
Abstract
No abstract record available.
Inventors
- 👤 Jr William J Westerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:54
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/02; F15C1/04; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/212; Y10T137/2125; Y10T137/2147; Y10T137/2158; Y10T137/2229; Y10T137/224
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3124999A
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US3185166A
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US3226530A
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US3158166A
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US3260271A
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US3217727A
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US3275015A
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US3260456A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |