Patent US3755529A successfully refreshed from Google Patents.
US3755529A
Expired / Lapsed
US
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Rapidly dissolving acid composition
Assignee: United States Steel Corp
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Filing: 1971-04-15
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Granted: 1973-08-28
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Expires: 1991-04-15
Abstract
Abstract SODIUM MONOOCTYL SODIUM SULFOSUCCINATE AND A WETTING AGENT ARE ADDED TO FUMARIC AND OTHER DIFFICULTLY SOLUBLE ACIDS TO INCREASE THEIR RATE OF SOLUBILITY IN WATER. THE WETTING AGENT USED IS SODIUM LAURYL SULFATE, SODIUM LAURYL MONOGLYCERIDE SULFONATE, POLYOXYETHYLENE SORBITAN STEARATE, TALLOW OXYETHYLATED SUCROSE OF COCONUT OXYETHYLATED SUCROSE.
Inventors
- 👤 B Procyk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:20
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/42; C07C51/50; B; B01; B01F; B01F21/00; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03; Y10S516/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-08-27 | 1977-02-26 | 1977-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-27 | 1981-02-26 | 1981-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-27 | 1985-02-26 | 1985-08-28 | $7700.00 | Window Closed / Lapsed |