US3770634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease composition
Assignee: BP PLC
•
Filing: 1971-11-30
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Granted: 1973-11-06
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Expires: 1991-11-30
Abstract
Abstract OLEOPHILIC GRAPHITE THICKENED GREASE CONTAINING A SMALL AMOUNT OF PETROLEUM PARAFFINIC WAX.
Inventors
- 👤 S Dodson
- 👤 K Hole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:12
CPC Classifications
F; F16; F16N; F16N15/00; F16N15/02; C; C01; C01B; C01B32/00; C10; C10M; C10M5/00; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/042; C10M2203/00; C10M2203/02; C10M2203/022; C10M2203/024; C10M2203/04; C10M2203/10; C10M2203/108; C10M2205/00; C10M2205/14; C10M2205/16; C10M2205/17; C10M2207/00; C10M2207/02; C10M2207/021; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/108; C10M2211/00; C10M2211/02; C10M2211/022; C10M2211/06; C10M2217/00; C10M2217/04; C10M2217/044; C10M2217/045; C10M2290/00; C10M2290/10; C10N; C10N2050/00; C10N2050/10; C10N2070/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-11-05 | 1977-05-07 | 1977-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-05 | 1981-05-07 | 1981-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-05 | 1985-05-07 | 1985-11-06 | $7700.00 | Window Closed / Lapsed |