US2450405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral oil composition and improving agent thereof
Assignee: ExxonMobil Oil Corp
•
Filing: 1943-12-23
•
Granted: 1948-10-05
•
Expires: 1963-12-23
Abstract
No abstract record available.
Inventors
- 👤 Henry G Berger
- 👤 Thomas T Noland
- 👤 Everett W Fuller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:40
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2203/00; C10M2203/10; C10M2203/108; C10M2223/00; C10M2223/12; C10M2225/00; C10M2225/04; C10N; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2356073A
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US1615646A
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US1772386A
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US1902839A
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US2242260A
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US2278719A
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US2316083A
Cited
US2315529A
Cited
US2351763A
Cited
US2316091A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-10-05 | 1952-04-05 | 1952-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-05 | 1956-04-05 | 1956-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-05 | 1960-04-05 | 1960-10-05 | $7700.00 | Window Closed / Lapsed |