US2948355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil mist lubrication apparatus and system
Assignee: General Electric Co
•
Filing: 1957-11-13
•
Granted: 1960-08-09
•
Expires: 1977-11-13
Abstract
No abstract record available.
Inventors
- 👤 Edwin H Hull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:35
CPC Classifications
F; F16; F16N; F16N7/00; F16N7/30; F16N7/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US457902A
Cited
US1598393A
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US1610726A
Cited
FR674257A
Cited
US2335225A
Cited
US2442202A
Cited
US2413285A
Cited
US2502830A
Cited
US2841244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |