US2499798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission oil filter means
Assignee: Fuller Manufacturing Co
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Filing: 1944-11-27
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Granted: 1950-03-07
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Expires: 1964-11-27
Abstract
No abstract record available.
Inventors
- 👤 Herbert H Trail
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:27
CPC Classifications
F; F16; F16N; F16N39/00; F16N39/06; 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) | 1953-03-06 | 1953-09-05 | 1954-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-06 | 1957-09-05 | 1958-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-06 | 1961-09-05 | 1962-03-07 | $7700.00 | Window Closed / Lapsed |