US3075832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized compositions
Assignee: Ethyl Corp
•
Filing: 1958-07-30
•
Granted: 1963-01-29
•
Expires: 1978-07-30
Abstract
No abstract record available.
Inventors
- 👤 George G Ecke
- 👤 Alfred J Kolka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:48
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/182; C10L1/183; B; B01; B01J; B01J31/00; B01J31/02; B01J31/0201; B01J31/0211; B01J31/0214; C07; C07C; C07C37/00; C07C37/11; C07C37/14; C07C41/00; C07C41/01; C07C41/18; C07C41/30; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C09; C09K; C09K15/00; C09K15/04; C09K15/06; C09K15/08; C10L1/103; C11; C11B; C11B5/00; C11B5/0021; C11B5/0035; B01J2231/00; B01J2231/40; B01J2231/42; B01J2231/4205; C07C2601/00; C07C2601/12; C07C2601/14; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
ORGANIC MATERIAL NORMALLY TENDING TO DETERIORATE IN THE PRESENCE OF AIR, CONTAINING A SMALL ANTIOXIDANT QUANTITY UP TO 5 PERCENT OF A CATECHOL COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim
27 words
ORGANIC MATERIAL NORMALLY TENDING TO DETERIORATE IN THE PRESENCE OF AIR, CONTAINING A SMALL ANTIOXIDANT QUANTITY UP TO 5 PERCENT OF A CATECHOL COMPOUND HAVING THE FORMULA:
References Cited (Backward Citations)
US1945521A
Cited
US2181102A
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US2439421A
Cited
US2603662A
Cited
US2831898A
Cited
US2831817A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |