US2430951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibiting compositions
Assignee: Standard Oil Co
•
Filing: 1943-11-27
•
Granted: 1947-11-18
•
Expires: 1963-11-27
Abstract
No abstract record available.
Inventors
- 👤 George F Rouault
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:21
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/025; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/40; C10M2207/404; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/062; C10M2215/064; C10M2215/065; C10M2215/24; C10M2215/26; C10N; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/06; C10N2040/135; C10N2040/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2162454A
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US2221162A
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US2275264A
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US2382699A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-11-17 | 1951-05-19 | 1951-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-11-17 | 1955-05-19 | 1955-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-11-17 | 1959-05-19 | 1959-11-18 | $7700.00 | Window Closed / Lapsed |