US3006480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gathered sock oil filter
Assignee: LUBER FINER Inc
•
Filing: 1958-09-19
•
Granted: 1961-10-31
•
Expires: 1978-09-19
Abstract
No abstract record available.
Inventors
- 👤 John K Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:56
CPC Classifications
B; B01; B01D; B01D29/00; B01D29/11; B01D29/13; B01D29/23; B01D29/232; B01D29/237; B01D27/00; B01D27/04; B01D27/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US689307A
Cited
US1119942A
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US1720384A
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US1951484A
Cited
US2185281A
Cited
US2540273A
Cited
US2569745A
Cited
US2650709A
Cited
US2792943A
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 |