US3000831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent compositions
Assignee: Monsanto Chemicals Ltd
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Filing: 1957-07-22
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Granted: 1961-09-19
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Expires: 1977-07-22
Abstract
No abstract record available.
Inventors
- 👤 Melvin E Tuvell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:05
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/02; C11D3/04; C11D3/046; C11D3/0005; C11D3/0073; C11D3/06; C11D3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A BUILT DETERGENT COMPOSITION COMPRISING (1) 20 TO 60 PARTS OF AN ALKALI METAL POLYPHOSHATE SELECTED FROM THE GROUP CONSISTING OF SODIUM TRIPOLYPHOSPHATE, TETRASODIUM PYROPHOSPHATE, POTASSIUM TRIPOLYPHOSPHATE, TETRAPOTASSIUM SYROPHOSPHATE, AND MIXTURES THEREOF, (2) 10 TO 25 PARTS OF AN ALKALINE MATERIAL FROM THE GROUP CONSISTING OF SODIUM CARBAONATE, SODIUM BICARBONATE, SODIUM SESIQAUICARBONATE, AND MIXTURES THEREOF, (3) 2 TO 9 PARTS OF A WATER-SOLUBLE SILICOFLUORIDE, AND (4) 5 TO 35 PARTS OF A SURFACE-ACTIVE AGENT FROM THE GROUP CONSISTING OF ANIONIC AND NONIONIC SURFACE-ACITVE AGENTS, AND MIXTURES THEREOF, WHEREIN ALL PARTS ARE PARTS BY WEIGHT AND WHICH DETERGENT COMPOSITION IS CHARACTERIZED BY THE STABILITY THEREOF AGAINST THE FORMATION OF A DELETERIOUS QUANTITY OF INSOLUBLE COMPOUNDS WHEN SUBJECTED TO STORAGE CONDITIONS AND ELEVATED TEMPERATURTES, AND BY A SUBSTANTIAL FREEDOM FROM CORROSION OF SOFT METALS.
Claim 2
Dependent Claim
132 words
A BUILT DETERGENT COMPOSITION COMPRISING (1) 20 TO 60 PARTS OF AN ALKALI METAL POLYPHOSHATE SELECTED FROM THE GROUP CONSISTING OF SODIUM TRIPOLYPHOSPHATE, TETRASODIUM PYROPHOSPHATE, POTASSIUM TRIPOLYPHOSPHATE, TETRAPOTASSIUM SYROPHOSPHATE, AND MIXTURES THEREOF, (2) 10 TO 25 PARTS OF AN ALKALINE MATERIAL FROM THE GROUP CONSISTING OF SODIUM CARBAONATE, SODIUM BICARBONATE, SODIUM SESIQAUICARBONATE, AND MIXTURES THEREOF, (3) 2 TO 9 PARTS OF A WATER-SOLUBLE SILICOFLUORIDE, AND (4) 5 TO 35 PARTS OF A SURFACE-ACTIVE AGENT FROM THE GROUP CONSISTING OF ANIONIC AND NONIONIC SURFACE-ACITVE AGENTS, AND MIXTURES THEREOF, WHEREIN ALL PARTS ARE PARTS BY WEIGHT AND WHICH DETERGENT COMPOSITION IS CHARACTERIZED BY THE STABILITY THEREOF AGAINST THE FORMATION OF A DELETERIOUS QUANTITY OF INSOLUBLE COMPOUNDS WHEN SUBJECTED TO STORAGE CONDITIONS AND ELEVATED TEMPERATURTES, AND BY A SUBSTANTIAL FREEDOM FROM CORROSION OF SOFT METALS.
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) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |