US3225099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-methyl-n-phenyl-n-(3,5-di-tertiary-butyl-4-hydroxybenzyl)amine
Assignee: Ethyl Corp
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Filing: 1964-12-03
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Granted: 1965-12-21
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Expires: 1984-12-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Coffield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:41
CPC Classifications
C; C11; C11B; C11B5/00; C11B5/0042; C11B5/005; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C09; C09K; C09K15/00; C09K15/04; C09K15/20; C09K15/24; C10; C10L; C10L1/00; C10L1/10; C10L1/103; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/062; C10M2227/00; C10M2227/08; C10M2227/082; C10M2227/083; C10N; C10N2010/00; C10N2010/02; C10N2040/00; C10N2040/02; C10N2040/08; C10N2040/135; C10N2040/14; C10N2040/16; C10N2040/17; C10N2050/00; C10N2050/10; Y; Y10; Y10S; Y10S524/00; Y10S524/925; Y10S524/929
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |