US3285855A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of organic material with esters containing an alkylhydroxy-phenyl group
Assignee: Novartis Corp
•
Filing: 1965-03-11
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Granted: 1966-11-15
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Expires: 1985-03-11
Abstract
No abstract record available.
Inventors
- 👤 Dexter Martin
- 👤 John D Spivack
- 👤 David H Steinberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:54
CPC Classifications
C; C11; C11B; C11B5/00; C11B5/0021; C11B5/0035; C07; C07C; C07C323/00; C07C45/00; C07C45/78; C07C45/86; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/134; C08K5/1345; C09; C09K; C09K15/00; C09K15/04; C09K15/06; C09K15/08; C09K15/12; C09K15/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A STABILIZED COMPOSITION OF MATTER STABILIZED AGAINST DETERIORATION WHICH COMPRISES ORGANIC MATERIAL NORMALLY SUBJECT THERETO AND FROM ABOUT 0.005% TO ABOUT 10% BY WEIGHT OF AN ESTERIFIED HINDERED PHENOL SUBSTITUTED ACID STABILIZER COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE OF THE FORMULAE:
Claim 2
Dependent Claim
43 words
A STABILIZED COMPOSITION OF MATTER STABILIZED AGAINST DETERIORATION WHICH COMPRISES ORGANIC MATERIAL NORMALLY SUBJECT THERETO AND FROM ABOUT 0.005% TO ABOUT 10% BY WEIGHT OF AN ESTERIFIED HINDERED PHENOL SUBSTITUTED ACID STABILIZER COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE OF THE FORMULAE:
References Cited (Backward Citations)
US2624752A
Cited
US2809164A
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US2954345A
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US3033814A
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US3116305A
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US3026264A
Cited
US3112338A
Cited
US3168492A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |