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Patent US2430842A successfully refreshed from Google Patents.
US2430842A
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Lubricant and method of producing same
Assignee: Atlantic Richfield Co
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Filing: 1946-07-31
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Granted: 1947-11-11
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Expires: 1966-07-31
Abstract
No abstract record available.
Inventors
- 👤 William S Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:37
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/06; C10; C10M; C10M7/00; C10M2205/00; C10M2205/16; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2209/00; C10M2209/10; C10M2209/102; C10M2209/103; C10M2209/109; C10N; C10N2010/00; C10N2010/06; C10N2050/00; C10N2050/08; C10N2050/10; C10N2060/00; C10N2060/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-11-10 | 1951-05-12 | 1951-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-11-10 | 1955-05-12 | 1955-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-11-10 | 1959-05-12 | 1959-11-11 | $7700.00 | Window Closed / Lapsed |