US3529698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-operating lubrication system for gear drive units
Assignee: General Electric Co
•
Filing: 1967-05-05
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Granted: 1970-09-22
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Expires: 1987-05-05
Abstract
No abstract record available.
Inventors
- 👤 James A Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:45
CPC Classifications
B; B61; B61C; B61C17/00; B61C17/08; F; F16; F16H; F16H57/00; F16H57/04; F16H57/0447; F16N; F16N7/00; F16N7/14; F16N7/16; F16N7/18; F16H57/042; F16H57/0421; F16H57/0423; F16H57/045; F16H57/0453; F16H57/0457; F16H57/048; F16H57/0493; F16H57/0495
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1220810A
Cited
GB374701A
Cited
US2308513A
Cited
US2292086A
Cited
US2449227A
Cited
US2492267A
Cited
US2555003A
Cited
US3162269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |