US3274113A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation resistant hydraulic oil
Assignee: Sunoco Inc
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Filing: 1963-08-28
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Granted: 1966-09-20
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Expires: 1983-08-28
Abstract
No abstract record available.
Inventors
- 👤 Jr William H Reiland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:02
CPC Classifications
C; C07; C07D; C07D285/00; C07D285/01; C07D285/02; C07D285/04; C07D285/12; C07D285/125; C08; C08K; C08K5/00; C08K5/36; C08K5/39; C08K5/405; C10; C10M; C10M1/00; C10M1/08; C10M2203/00; C10M2203/10; C10M2203/102; C10M2203/108; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/026; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/129; C10M2207/22; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/09; C10M2219/10; C10M2219/102; C10M2219/104; C10M2219/106; C10M2223/00; C10M2223/12; C10M2225/00; C10M2225/04; C10N; C10N2040/00; C10N2040/08; C10N2050/00; C10N2050/015; C10N2050/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
AN OXIDATION RESISTANT HYDRAULIC OIL COMPRISING A MAJOR AMOUNT OF A MINERAL OIL AND (A) 0.1 TO 2.0 WEIGHT PERCENT OF A HINDERED PHENOL HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
28 words
AN OXIDATION RESISTANT HYDRAULIC OIL COMPRISING A MAJOR AMOUNT OF A MINERAL OIL AND (A) 0.1 TO 2.0 WEIGHT PERCENT OF A HINDERED PHENOL HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |