US2765223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Buffing compositions
Assignee: Lea Manuf Co
•
Filing: 1952-08-05
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Granted: 1956-10-02
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Expires: 1972-08-05
Abstract
No abstract record available.
Inventors
- 👤 Ellsworth T Candee
- 👤 Doughty Samuel Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:46
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/14; C09K3/1454; C09K3/1463
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
111 words
A LIQUID BUFFING COMPOSITION CONSISTING ESSENTIALLY OF 2 1/2% TO 10% BY WEIGHT OF A NON-JELLING LIQUID GLUE, 5% TO 10% BY WEIGHT OF DIETHYLENE GLYCOL, 2% TO 10% BY WEIGHT OF A GREASE SELECTED FROM THE GROUP CONSISTING OF THE HIGHER FATTY ACIDS, THEIR GLYCERIDES, THEIR ESTER WAXES, AND PETROLEUM WAXES, 1/2% TO 3% BY WEIGHT OF A NON-JELLING, NON-IONIC SURFACE-ACTIVE EMULSIFYING AGENT, FROM 45% TO 60% BY WEIGHT OF A FINELY-DIVIDED ABRASIVE, AND THE BALANCE FROM 15% TO 40% BY WEIGHT OF WATER, SAID COMPOSITION BEING CHARACTERIZED BY BEING FREE-FLOWING AND FORMING A STABLE EMULSION FROM WHICH THE WATER CONTENT NEED NOT BE VOLATILIZED COMPLETELY BEFORE BUFFING TAKES PLACE.
References Cited (Backward Citations)
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Cited
US1822596A
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US2346928A
Cited
US2390212A
Cited
US2516685A
Cited
US2540376A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-02 | 1960-04-02 | 1960-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-02 | 1964-04-02 | 1964-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-02 | 1968-04-02 | 1968-10-02 | $7700.00 | Window Closed / Lapsed |