US3352785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable dishwashing compositions containing sodium dichloroisocyanurate
Assignee: FMC Corp
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Filing: 1965-06-18
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Granted: 1967-11-14
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Expires: 1985-06-18
Abstract
No abstract record available.
Inventors
- 👤 Duncan S Corliss
- 👤 Russell R Keast
- 👤 John S Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:29
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/02; C11D3/04; C11D3/08; C11D1/00; C11D1/66; C11D3/395; C11D3/3955; C11D3/3958; C11D7/00; C11D7/02; C11D7/04; C11D7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A DISHWASHING DETERGENT COMPOSITION HAVING GOOD STABILITY AGAINST LOSS OF AVAILABLE CHLORINE WHICH CONTAINS AS ESSENTIAL INGREDIENTS: (A) FROM 10 TO 50% BY WEIGHT OF AN ALKALI METAL SILICATE HAVING AN M2O TO SIO2 MOL RATIO OF 0.5:1 TO 1.5:1 WHEREIN M IS SODIUM OR POTASSIUM, (B) FROM 10 TO 30% BY WEIGHT OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF SODIUM HYDROXIDE OR POTASSIUM HYDROXIDE. (C) FROM 2 TO 6% BY WEIGHT OF SODIUM DICHLOROISOCYANURATE, (D) FROM 20 TO 60% OF A POLYPHOSPHATE SELECTED FROM THE GROUP CONSISTING OF SODIUM POLPHOSPHATES AND POTASSIUM POLYPHOSPHATES HAVING AN R2O TO P2O5 MOL RATION OF 1:1 TO 2:1, WHEREIN R IS SODIUM OR POTASSIUM, AND (E) FROM 0.5 TO 5% BY WEIGHT OF A LOW-FOAMING NONIONIC SURFACE ACTIVE AGENT COMPATIBLE EITH SAID SODIUM DICHLOROISOCYANURATE.
Claim 2
Dependent Claim
133 words
A DISHWASHING DETERGENT COMPOSITION HAVING GOOD STABILITY AGAINST LOSS OF AVAILABLE CHLORINE WHICH CONTAINS AS ESSENTIAL INGREDIENTS: (A) FROM 10 TO 50% BY WEIGHT OF AN ALKALI METAL SILICATE HAVING AN M2O TO SIO2 MOL RATIO OF 0.5:1 TO 1.5:1 WHEREIN M IS SODIUM OR POTASSIUM, (B) FROM 10 TO 30% BY WEIGHT OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF SODIUM HYDROXIDE OR POTASSIUM HYDROXIDE. (C) FROM 2 TO 6% BY WEIGHT OF SODIUM DICHLOROISOCYANURATE, (D) FROM 20 TO 60% OF A POLYPHOSPHATE SELECTED FROM THE GROUP CONSISTING OF SODIUM POLPHOSPHATES AND POTASSIUM POLYPHOSPHATES HAVING AN R2O TO P2O5 MOL RATION OF 1:1 TO 2:1, WHEREIN R IS SODIUM OR POTASSIUM, AND (E) FROM 0.5 TO 5% BY WEIGHT OF A LOW-FOAMING NONIONIC SURFACE ACTIVE AGENT COMPATIBLE EITH SAID SODIUM DICHLOROISOCYANURATE.
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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |