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Patent US2480873A successfully refreshed from Google Patents.
US2480873A
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Lubricants
Assignee: Standard Oil Co
•
Filing: 1944-12-18
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Granted: 1949-09-06
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Expires: 1964-12-18
Abstract
No abstract record available.
Inventors
- 👤 John M Musselman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:06
CPC Classifications
C; C10; C10M; C10M141/00; C10M141/10; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2219/00; C10M2219/04; C10M2219/042; C10M2219/044; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/047; C10M2223/12; C10M2223/121; C10N; C10N2010/00; C10N2010/06; C10N2010/08; C10N2050/00; C10N2050/10; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2063629A
Cited
US2252985A
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US2357211A
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US2270577A
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US2308427A
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US2365209A
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US2361804A
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US2342027A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-05 | 1953-03-07 | 1953-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-05 | 1957-03-07 | 1957-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-05 | 1961-03-07 | 1961-09-06 | $7700.00 | Window Closed / Lapsed |