Patent US2425174A successfully refreshed from Google Patents.
US2425174A
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Lubricant composition
Assignee: ExxonMobil Oil Corp
•
Filing: 1941-07-31
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Granted: 1947-08-05
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Expires: 1961-07-31
Abstract
No abstract record available.
Inventors
- 👤 Emmett S Carmichael
- 👤 Theodore G Rochner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:55
CPC Classifications
C; C10; C10M; C10M173/00; C10M2201/00; C10M2201/02; C10M2201/08; C10M2201/081; C10M2201/082; C10M2201/084; C10M2207/00; C10M2207/10; C10M2207/16; C10M2207/18; C10M2207/20; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2219/00; C10M2219/04; C10M2219/044; C10N; C10N2040/00; C10N2040/20; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1724653A
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US2071488A
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US2152396A
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US2230556A
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US2231214A
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US2214634A
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US2303142A
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US2307744A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-04 | 1951-02-03 | 1951-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-04 | 1955-02-03 | 1955-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-04 | 1959-02-03 | 1959-08-05 | $7700.00 | Window Closed / Lapsed |