Patent US2655264A successfully refreshed from Google Patents.
US2655264A
Expired / Lapsed
US
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Waste-packed oil filter
Assignee: Individual
•
Filing: 1950-12-21
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Granted: 1953-10-13
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Expires: 1970-12-21
Abstract
No abstract record available.
Inventors
- 👤 Herbert C Thorne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:27
CPC Classifications
B; B01; B01D; B01D27/00; B01D27/02; B01D27/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US733174A
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US2071550A
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US2272583A
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US2337238A
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US2393886A
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US2359386A
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US2381627A
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US2559267A
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US2487146A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |