Patent US5431044A successfully refreshed from Google Patents.
Patent US2730500A successfully refreshed from Google Patents.
US2730500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-oxidants
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1951-09-21
•
Granted: 1956-01-10
•
Expires: 1971-09-21
Abstract
No abstract record available.
Inventors
- 👤 David W Young
- 👤 Arnold J Morway
- 👤 Delmer L Cottle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:28
CPC Classifications
C; C10; C10M; C10M7/00; B; B29; B29C; B29C33/00; B29C33/56; B29C33/60; C08; C08K; C08K5/00; C08K5/16; C08K5/20; C09; C09K; C09K15/00; C09K15/04; C09K15/20; C09K15/24; C10M3/00; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/16; C10M2207/28; C10M2207/282; C10M2207/34; C10M2215/00; C10M2215/08; C10M2215/082; C10M2215/24; C10M2215/28; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2050/00; C10N2050/10; Y; Y10; Y10S; Y10S159/00; Y10S159/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A COMPOSITION OF MATTER COMPRISING DI-2-ETHYLHEXYL SEBACATE CONTAINING COMBINED THEREIN A MINOR PROPORTION EFFECTIVE AS AN ANTI-OXIDANT OF AN N-ACYL-P-AMINORESORCINOL HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
24 words
A COMPOSITION OF MATTER COMPRISING DI-2-ETHYLHEXYL SEBACATE CONTAINING COMBINED THEREIN A MINOR PROPORTION EFFECTIVE AS AN ANTI-OXIDANT OF AN N-ACYL-P-AMINORESORCINOL HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
US1789302A
Cited
US1945521A
Cited
US1938456A
Cited
US2604452A
Cited
US2625557A
Cited
US7629666B2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-09 | 1959-07-11 | 1960-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-09 | 1963-07-11 | 1964-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-09 | 1967-07-11 | 1968-01-10 | $7700.00 | Window Closed / Lapsed |