US3584047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkylhydroxyphenyl polyamides
Assignee: Novartis Corp
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Filing: 1967-12-29
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Granted: 1971-06-08
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Expires: 1987-12-29
Abstract
Abstract POLYAMIDES OF ALKYLHYDROXYPHENYLALKANOIC ACID AND POLYAMINES PREPARED BY AMIDATION PROCEDURES, ARE STABILIZERS OF ORGANIC MATERIAL OTHERWISE SUBJECT TO OXIDATIVE DETERIORATION.
Inventors
- 👤 Martin Dexter
- 👤 Briarcliff Manor
- 👤 John Denon Spivak
- 👤 David Herbert Steinberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:48
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3442; C08K5/3462; C07; C07D; C07D211/00; C07D211/04; C07D211/06; C07D211/08; C07D211/10; C07D211/16; C08K5/20; C08K5/3412; C08K5/3432; C08K5/3435; C09; C09K; C09K15/00; C09K15/04; C09K15/20; C09K15/22; C09K15/24; C09K15/30; C10; C10M; C10M1/00; C10M1/08; C11; C11B; C11B5/00; C11B5/0042; C11B5/0057; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2207/40; C10M2207/402; C10M2207/404; C10M2215/00; C10M2215/08; C10M2215/082; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/28; C10M2215/30; C10M2217/00; C10M2217/04; C10M2217/044; C10M2217/045; C10M2219/00; C10M2219/08; C10M2219/082; C10M2219/085; C10N; C10N2040/00; C10N2040/20; C10N2040/22
Claims Analysis
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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) | 1974-06-07 | 1974-12-07 | 1975-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-07 | 1978-12-07 | 1979-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-07 | 1982-12-07 | 1983-06-08 | $7700.00 | Window Closed / Lapsed |