US2922764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ricinoleyl lubricants
Assignee: Elgin National Watch Co
•
Filing: 1954-10-28
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Granted: 1960-01-26
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Expires: 1974-10-28
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Boswell
- 👤 Davis Claude Manning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:06
CPC Classifications
G; G04; G04B; G04B31/00; G04B31/08; C; C10; C10M; C10M3/00; C10M2203/00; C10M2203/06; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/023; C10M2207/026; C10M2207/04; C10M2207/046; C10M2215/00; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10M2219/00; C10M2219/08; C10M2219/082; C10M2219/084; C10M2219/086; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/047; C10N; C10N2040/00; C10N2040/06
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
36 words
A LUBRICANT CONSISTING OF RICINOLEYL ALCOHOL AND AN ETHER, SAID ETHER CONSTITUTING AT LEAST 5 PERCENT BY WEIGHT OF THE MIXTURE OF ALCOHOL AND ETHER, SAID ETHER BEING SELECTED FROM THE COMPOUNDS OF THE GENERAL FORMULA,
Claim 2
Dependent Claim
11 words
A LUBRICANT CONSISTING OF AN ETHER COMPOUND OF THE GENERAL FORMULA:
Claim 3
Dependent Claim
38 words
A LUBRICANT CONSISTING OF AN ETHER OF THE GENERAL FORMULA SET OUT IN CLAIM 7, IN WHICH THE TRANS-ISOMER FORM IS PRESENT IN AN AMOUNT REPRESETED BY A DIP OF AT LEAST ONE-FIFTH IN THE STANDARD INFRA-RED GRAPH.
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) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |