US2967774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of oxidizable materials with 4, 4'-alkylenedioxybis
Assignee: Eastman Kodak Co
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Filing: 1957-12-16
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Granted: 1961-01-10
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Expires: 1977-12-16
Abstract
No abstract record available.
Inventors
- 👤 Bell Alan
- 👤 M B Knowles
- 👤 Clarence E Tholstrup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:00
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/185; C10L1/1852; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C09; C09K; C09K15/00; C09K15/04; C09K15/06; C09K15/08; C11; C11B; C11B5/00; C11B5/0021; C11B5/0035
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A COMPOSITION OF MATTER COMPRISING A NORMALLY OXIDIZABLE ORGANIC MATERIAL STABILIZED WITH A PHENOLIC COMPOUND HAVING THE FOLLOWING FORMULA
Claim 2
Dependent Claim
19 words
A COMPOSITION OF MATTER COMPRISING A NORMALLY OXIDIZABLE ORGANIC MATERIAL STABILIZED WITH A PHENOLIC COMPOUND HAVING THE FOLLOWING FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-10 | 1964-07-11 | 1965-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-10 | 1968-07-11 | 1969-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-10 | 1972-07-11 | 1973-01-10 | $7700.00 | Window Closed / Lapsed |