US3598854A
Expired / Lapsed
US
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Alkylhydroxyphenylthioloalkanoates
Assignee: Novartis Corp
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Filing: 1968-10-31
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Granted: 1971-08-10
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Expires: 1988-10-31
Abstract
Abstract ALKYLHYDROXYPHENYLTHIOLOACYL ALKANOIC ACID ESTERS OF MONO- AND POLYMERCAPTOALKANOIC ACID ESTERS PREPARED BY KNOWN THIOLO ESTERIFICATION PROCEDURES, ARE STABILIZERS OF ORGANIC MATERIAL SUBJECT TO OXIDATIVE DETERIORATION.
Inventors
- 👤 David Herbert Steinberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:21
CPC Classifications
C; C11; C11B; C11B5/00; C11B5/0071; C07; C07C; C07C327/00; C08; C08K; C08K5/00; C08K5/36; C08K5/38; C09; C09K; C09K15/00; C09K15/04; C09K15/12; C09K15/14; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2207/40; C10M2207/402; C10M2207/404; C10M2219/00; C10M2219/08; C10M2219/082; C10M2219/085; C10N; C10N2040/00; C10N2040/20; C10N2040/22; Y; Y10; Y10S; Y10S585/00; Y10S585/929; Y10S585/945
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) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |