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US3006474A
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Method and means for converting the kinetic energy of a fluid stream into random turbulence
Assignee: Dorr Oliver Inc
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Filing: 1959-02-05
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Granted: 1961-10-31
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Expires: 1979-02-05
Abstract
No abstract record available.
Inventors
- 👤 Fitch Elliot Bryant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:06
CPC Classifications
B; B01; B01D; B01D21/00; B01D21/24; B01D21/245; B01D21/003; B01D21/02; B01D21/04; B01D21/06; B01D21/10; B01D21/12; B01D21/14; B01D21/18; B01D21/186; B01D21/2405; B01D21/2427; B01D21/2433; B01D21/2438; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86348; Y10T137/86372; Y10T137/87265
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US930193A
Cited
US1093994A
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US1517598A
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US1466795A
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US1874209A
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DE546334C
Cited
US2098467A
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US2484577A
Cited
US2678730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-30 | 1965-05-01 | 1965-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-30 | 1969-05-01 | 1969-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-30 | 1973-05-01 | 1973-10-31 | $7700.00 | Window Closed / Lapsed |