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US3583922A Expired / Lapsed US ⏱️ 0.0 years remaining

Alkaline cleanser containing bleach

Assignee: Procter and Gamble Co
•
Filing: 1968-09-16
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Granted: 1971-06-08
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Expires: 1988-09-16
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Abstract

Abstract A DRY, GRANULAR, BLEACHING AND DISINFECTING COMPOSITION, HAVING IMPROVED EFFECTIVENESS AGAINST FOOD (E.G., FERRIC TANNATE AND TEA) STAINS, CONSISTING ESSENTIALLY OF FROM 0 TO ABOUT 95% WATER-INSOLUBLE ABRASIVE; A STABLE COMPOUND WHICH IS A SOURCE OF AVAILABLE CHLORINE IN AN AMOUNT TO GIVE FROM ABOUT 0.05% TO ABOUT 5% AVAILABLE CHLORINE; 0 TO ABOUT 10% WATER-SOLUBLE ORGANIC DETERGENT; FROM 0 TO ABOUT 60% BY WEIGHT ALKALINE DETERGENCY BUILDER; AND SULFAMIC ACID OR WATER-SOLUBLE SULFAMATE TO PROVIDE A RATIO OF AVAILABLE CHLORINE TO SULFAMIC ACID OR SULFAMATE BASED ON SULFAMIC ACID CONTENT OF FROM ABOUT 500.1 TO ABOUT 1:1 THE COMPOSITION HAVING A PH UNDER USE CONDITIONS OF AT LEAST 10.5.

Inventors

  • 👤 Herbert Kenneth Mcclain
  • 👤 Larry Edward Meyer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 09:46
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/395; C11D3/3955; C11D3/3953

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1974-06-07 1974-12-07 1975-06-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-06-07 1978-12-07 1979-06-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-06-07 1982-12-07 1983-06-08 $7700.00 Window Closed / Lapsed

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