Patent US3363764A successfully refreshed from Google Patents.
US3363764A
Expired / Lapsed
US
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Automatic flushing sediment separator
Assignee: Individual
•
Filing: 1966-06-10
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Granted: 1968-01-16
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Expires: 1986-06-10
Abstract
No abstract record available.
Inventors
- 👤 Brackston T Whitaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:18
CPC Classifications
B; B01; B01D; B01D21/00; B01D21/0012; B01D21/02; B01D21/24; B01D21/245; B01D21/2472; B01D21/30; B01D21/34; B01D29/00; B01D29/01; B01D29/62; B01D29/66; B01D21/302
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1231477A
Cited
US1370425A
Cited
US1547955A
Cited
US2955711A
Cited
US3043431A
Cited
US3173865A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |