US2700612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of organic materials
Assignee: Universal Oil Products Co
•
Filing: 1951-01-31
•
Granted: 1955-01-25
•
Expires: 1971-01-31
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Chenicek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:26
CPC Classifications
C; C10; C10G; C10G19/00; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C08K5/18; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C11; C11B; C11B5/00; C11B5/0042; C11B5/005; C10L1/222; C10L1/223; C10L1/232
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
AN ORGANIC MATERIAL SUBJECT TO OXIDATIVE DETERIORATION CONTAINING, IN SUFFICIENT AMOUNT TO RETARD SAID DETERLORATION, AN N,N''-DI-SEC-BUTYL-P-PHENYLENE DIAMINE SALT OF AN ACID SELECTED FROM THE GROUP CONSISTING OF ETHYLENE DIAMINE TETRAACETIC ACID AND ALPHA-PICOLINIC ACID.
Claim 2
Dependent Claim
35 words
AN ORGANIC MATERIAL SUBJECT TO OXIDATIVE DETERIORATION CONTAINING, IN SUFFICIENT AMOUNT TO RETARD SAID DETERLORATION, AN N,N''-DI-SEC-BUTYL-P-PHENYLENE DIAMINE SALT OF AN ACID SELECTED FROM THE GROUP CONSISTING OF ETHYLENE DIAMINE TETRAACETIC ACID AND ALPHA-PICOLINIC ACID.
References Cited (Backward Citations)
US2276158A
Cited
US2329251A
Cited
US2363777A
Cited
US2496930A
Cited
US2512297A
Cited
US2605250A
Cited
US2560744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-24 | 1958-07-26 | 1959-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-24 | 1962-07-26 | 1963-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-24 | 1966-07-26 | 1967-01-25 | $7700.00 | Window Closed / Lapsed |