US2488293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heavy-duty industrial grease
Assignee: Lion Oil Co
•
Filing: 1946-04-12
•
Granted: 1949-11-15
•
Expires: 1966-04-12
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Hoiberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:20
CPC Classifications
C; C10; C10M; C10M5/00; C10M2203/00; C10M2205/00; C10M2205/14; C10M2205/16; C10M2205/17; C10M2219/00; C10M2219/02; C10M2219/022; C10N; C10N2040/00; C10N2040/02; C10N2050/00; C10N2050/10; C10N2060/00; C10N2060/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1781444A
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US1782186A
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US2028922A
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US2179988A
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US2203081A
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US2292672A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-14 | 1953-05-16 | 1953-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-14 | 1957-05-16 | 1957-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-14 | 1961-05-16 | 1961-11-15 | $7700.00 | Window Closed / Lapsed |