US2443569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deterioration inhibitors for a hydrocarbon motor fuel
Assignee: Eastman Kodak Co
•
Filing: 1944-03-16
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Granted: 1948-06-15
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Expires: 1964-03-16
Abstract
No abstract record available.
Inventors
- 👤 Albert C Ruggles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:38
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/182; C10L1/183; C10L1/1832; C10L1/22; C10L1/222; C10L1/223; C10L1/2235
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2081130A
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US2076524A
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US2163639A
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US2193819A
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US2308782A
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US2310710A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-15 | 1951-12-15 | 1952-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-15 | 1955-12-15 | 1956-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-15 | 1959-12-15 | 1960-06-15 | $7700.00 | Window Closed / Lapsed |