US2553441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of organic materials
Assignee: Universal Oil Products Co
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Filing: 1947-03-29
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Granted: 1951-05-15
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Expires: 1967-03-29
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Chenicek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:04
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/223; C10L1/2235; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C08K5/18; C10M; C10M1/00; C10M1/08; C11; C11B; C11B5/00; C11B5/0021; C11B5/0035; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/062; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10N; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A METHOD OF STABILIZING AN ORGANIC MATERIAL SUBJECT TO OXIDATIVE DETERIORATION WHICH COMPRISES ADDING THERETO AN INHIBITOR COMPRISING A DISUBSTITUTED AMINOMETHYL-DIHYDROXYBENZENE.
Claim 2
Independent Claim
21 words
A METHOD OF STABILIZING AN ORGANIC MATERIAL SUBJECT TO OXIDATIVE DETERIORATION WHICH COMPRISES ADDING THERETO AN INHIBITOR COMPRISING A DISUBSTITUTED AMINOMETHYL-DIHYDROXYBENZENE.
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) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |