US3540866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel oil-water composition containing metal oxide
Assignee: Lubrizol Corp
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Filing: 1964-06-22
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Granted: 1970-11-17
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Expires: 1984-06-22
Abstract
No abstract record available.
Inventors
- 👤 Clark O Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:45
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/32; C10L1/328; C10L1/10; C10L1/106; C10L1/12; C10L1/1233; C10L1/125; C10L1/14; C10L1/18; C10L1/192; C10L1/198; C10L1/1985; C10L1/24; C10L1/2431; C10L1/2437
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA544038A
Cited
US827139A
Cited
US1701621A
Cited
US1440356A
Cited
US2671758A
Cited
GB705176A
Cited
US3078663A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |