Patent US2899289A successfully refreshed from Google Patents.
US2899289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lime buffing compositions and method
Assignee: —
•
Filing: —
•
Granted: 1959-08-11
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Expires: 1976-08-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:29
CPC Classifications
C; C01; C01F; C01F11/00; C01F11/02; C04; C04B; C04B2/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
61 words
AN IMPROVED BUFFING COMPOSITION COMPRISING IN WEIGHT PERCENT ABOUT 70% TO ABOUT 80% LIME, ABOUT 10% TO ABOUT 20% LONG CHAIN SATURATED FATTY ACID, ABOUT 1% TO ABOUT 6% PETROLATUM, ABOUT 2% TO ABOUT 5% TALLOW AND ABOUT 0.1% TO ABOUT 5% OF AT LEAST ONE TERTIARY AMINE CONSISTING OF CARBON, NITROGEN AND HYDROGEN AND CONTAINING AT LEAST FIVE CARBON ATOMS.
References Cited (Backward Citations)
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Cited
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Cited
US2119159A
Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |