US2197835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral oil composition
Assignee: ExxonMobil Oil Corp
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Filing: 1938-08-03
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Granted: 1940-04-23
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Expires: 1958-08-03
Abstract
No abstract record available.
Inventors
- 👤 Orland M Reiff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:10
CPC Classifications
C; C10; C10M; C10M159/00; C10M159/12; C10M159/18; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/023; C10M2207/027; C10M2207/028; C10M2207/04; C10M2207/046; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/124; C10M2207/14; C10M2207/141; C10M2207/142; C10M2207/26; C10M2207/262; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/284; C10M2207/285; C10M2207/286; C10M2207/32; C10M2211/00; C10M2211/04; C10M2211/042; C10M2211/044; C10M2211/06; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/06; C10M2215/062; C10M2215/08; C10M2215/082; C10M2215/14; C10M2215/18; C10M2215/182; C10M2215/20; C10M2215/202; C10M2215/24; C10M2215/28; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/046; C10M2219/06; C10M2219/062; C10M2219/08; C10M2219/082; C10M2219/084; C10M2219/085; C10M2219/086; C10M2219/087; C10M2219/089; C10M2227/00; C10M2227/08; C10M2227/081; C10M2227/09; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2010/08; C10N2010/10; C10N2010/12; C10N2010/14; C10N2010/16
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) | 1943-04-23 | 1943-10-23 | 1944-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-04-23 | 1947-10-23 | 1948-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-04-23 | 1951-10-23 | 1952-04-23 | $7700.00 | Window Closed / Lapsed |