US2462819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission oil filter means
Assignee: Fuller Manufacturing Co
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Filing: 1944-07-03
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Granted: 1949-02-22
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Expires: 1964-07-03
Abstract
No abstract record available.
Inventors
- 👤 Herbert H Trail
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:40
CPC Classifications
F; F16; F16N; F16N39/00; F16N39/06; B; B01; B01D; B01D35/00; B01D35/02; F16H; F16H57/00; F16H57/04; F16H57/0402; F16H57/0404
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-22 | 1952-08-23 | 1953-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-22 | 1956-08-23 | 1957-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-22 | 1960-08-23 | 1961-02-22 | $7700.00 | Window Closed / Lapsed |