Patent US3249542A successfully refreshed from Google Patents.
US3249542A
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Radiation resistant lubricating oil
Assignee: ExxonMobil Oil Corp
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Filing: 1962-07-20
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Granted: 1966-05-03
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Expires: 1982-07-20
Abstract
No abstract record available.
Inventors
- 👤 Edward G Barry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:50
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/12; C10M135/14; C10M135/18; C10M2203/00; C10M2203/10; C10M2203/102; C10M2203/104; C10M2203/106; C10M2203/108; C10M2219/00; C10M2219/06; C10M2219/062; C10M2219/066; C10M2219/068; C10N; C10N2030/00; C10N2030/32; C10N2040/00; C10N2040/135
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A MINERAL LUBRICATING OIL CONTAINING A SMALL AMOUNT, SUFFICIENT TO SUBSTANTIALLY PREVENT VISCOSITY INCREASE THEREOF UNDER THE INFLUENCE OF ATOMIC RADIATION, OF AN OIL-SOLUBLE COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim
28 words
A MINERAL LUBRICATING OIL CONTAINING A SMALL AMOUNT, SUFFICIENT TO SUBSTANTIALLY PREVENT VISCOSITY INCREASE THEREOF UNDER THE INFLUENCE OF ATOMIC RADIATION, OF AN OIL-SOLUBLE COMPOUND HAVING THE 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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |