US3518189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease composition for use at high temperatures and high speeds
Assignee: United States Department of the Air Force
•
Filing: 1968-01-03
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Granted: 1970-06-30
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Expires: 1988-01-03
Abstract
No abstract record available.
Inventors
- 👤 John B Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:37
CPC Classifications
C; C10; C10M; C10M169/00; C10M169/02; C10M2201/00; C10M2201/10; C10M2201/105; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2215/00; C10M2215/22; C10M2215/221; C10M2215/222; C10M2229/00; C10M2229/04; C10M2229/043; C10M2229/044; C10N; C10N2010/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2984624A
Cited
US3160590A
Cited
US3160591A
Cited
US3235495A
Cited
US3267031A
Cited
US3309312A
Cited
US3350309A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-29 | 1973-12-29 | 1974-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-29 | 1977-12-29 | 1978-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-29 | 1981-12-29 | 1982-06-30 | $7700.00 | Window Closed / Lapsed |