US2419153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant and the like
Assignee: Standard Oil Co
•
Filing: 1943-04-09
•
Granted: 1947-04-15
•
Expires: 1963-04-09
Abstract
No abstract record available.
Inventors
- 👤 John M Musselman
- 👤 Herman P Lankelma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:43
CPC Classifications
C; C10; C10M; C10M137/00; C10M137/02; C10M137/04; C10M137/10; C10M2223/00; C10M2223/12; C10N; C10N2010/00; C10N2010/06; C10N2010/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2142998A
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US2167867A
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US2169634A
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US2242260A
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US2252985A
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US2252984A
Cited
US2331923A
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US2316085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-14 | 1950-10-14 | 1951-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-14 | 1954-10-14 | 1955-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-14 | 1958-10-14 | 1959-04-15 | $7700.00 | Window Closed / Lapsed |