US2843548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rust preventive aviation oil
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1954-10-01
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Granted: 1958-07-15
•
Expires: 1974-10-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Roy A Westlund
- 👤 Robert W Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:27
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2205/00; C10M2205/02; C10M2205/026; C10M2205/04; C10M2205/14; C10M2205/16; C10M2205/17; C10M2207/00; C10M2207/28; C10M2207/287; C10M2207/289; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/086; C10M2209/10; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/08; C10M2215/082; C10M2215/24; C10M2215/26; C10M2215/28; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/08; C10M2219/082; C10M2219/085; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10N; C10N2030/00; C10N2030/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2340996A
Cited
US2403293A
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US2564423A
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US2632709A
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US2648643A
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US2716611A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |