US2442915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral oil composition
Assignee: ExxonMobil Oil Corp
•
Filing: 1944-06-22
•
Granted: 1948-06-08
•
Expires: 1964-06-22
Abstract
No abstract record available.
Inventors
- 👤 Henry G Berger
- 👤 Everett W Fuller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:05
CPC Classifications
C; C07; C07C; C07C309/00; C07C309/01; C07C309/62; C10; C10M; C10M141/00; C10M141/10; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/14; C10M2207/142; C10M2207/144; C10M2207/146; C10M2207/28; C10M2207/284; C10M2207/285; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/046; C10M2219/08; C10M2219/082; C10M2219/087; C10M2219/088; C10M2219/089; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/045; C10M2223/047; C10M2223/12; C10M2225/00; C10M2225/04; C10N; C10N2010/00; C10N2010/04; C10N2010/06; C10N2010/10; C10N2010/14; C10N2010/16; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2063629A
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US2167867A
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US2197835A
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US2252984A
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US2322307A
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US2342432A
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US2347592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-08 | 1951-12-08 | 1952-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-08 | 1955-12-08 | 1956-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-08 | 1959-12-08 | 1960-06-08 | $7700.00 | Window Closed / Lapsed |