US2228671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compounded mineral oil
Assignee: Standard Oil Co
•
Filing: 1938-11-25
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Granted: 1941-01-14
•
Expires: 1958-11-25
Abstract
No abstract record available.
Inventors
- 👤 George L Neely
- 👤 Elmslie W Gardiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:03
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/28; C07F9/30; C07F9/38; C10; C10M; C10M137/00; C10M137/02; C10M137/04; C10M137/06; C10M137/12; C10M141/00; C10M141/10; H; H01; H01B; H01B3/00; H01B3/18; H01B3/20; H01B3/22; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/025; C10M2207/026; C10M2207/027; C10M2207/04; C10M2207/046; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10M2207/40; C10M2207/402; C10M2207/404; C10M2211/00; C10M2211/04; C10M2211/042; C10M2211/06; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042; C10M2223/045; C10M2223/047; C10M2223/06; C10M2223/061; C10M2223/065; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2010/08; C10N2010/12; C10N2010/14; C10N2010/16; C10N2030/00; C10N2030/08; C10N2040/00; C10N2040/04; C10N2040/042; C10N2040/044; C10N2040/046; C10N2040/12; C10N2040/13; C10N2040/14; C10N2040/16; C10N2040/17; C10N2040/30; C10N2040/32; C10N2040/34; C10N2040/36; C10N2040/38; C10N2040/40; C10N2040/42; C10N2040/44; C10N2040/50; C10N2050/00; C10N2050/10; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-01-14 | 1944-07-15 | 1945-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-01-14 | 1948-07-15 | 1949-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-01-14 | 1952-07-15 | 1953-01-14 | $7700.00 | Window Closed / Lapsed |