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US3554921A Expired / Lapsed US ⏱️ 0.0 years remaining

Alkali metal aluminum phosphate emulsifier composition and its preparation

Assignee: Monsanto Co
•
Filing: 1967-04-18
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Granted: 1971-01-12
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Expires: 1987-04-18
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Abstract

Abstract AN ALKALI METAL ALUMINUM PHOSPHATE COMPOSITION IS DESCRIBED HAVING AN EMPIRICAL FORMULA XM2O.YAL2O3.8P2O5.ZH2O WHEREIN M IS ALKALI METAL, X IS A NUMBER BETWEEN 5 AND 30 INCLUSIVE, Y IS A NUMBER BETWEEN 4.7 AND 15 INCLUSIVE, AND Z IS A NUMBER BETWEEN 0 AND 50 INCLUSIVE, SAID COMPOSITION FURTHER CHARACTERIZED BY HAVING A SOLUBLE FRACTION OF GREATER THAN ABOUT 35 WEIGHT PERCENT OF SAID COMPOSITION AND SELECTED FROM THE GROUP CONSISTING OF DIALKALI METAL ORTHOPHOSPHATES, TRIALKALI METAL ORTHOPHOSPHATES, AND MIXTURES THEREOF AND BY THE PH OF A 2 WEIGHT PERCENT AQUEOUS SLURRY OF SAID COMPOSITION AT ABOUT 25*C. BEING BETWEEN 7 AND 10, AS WELL AS A PROCESS FOR PREPARING THE SAME. THE ALKALI METAL ALUMINUM PHOSPHATE COMPOSITION IS USEFUL AS A CHEESE EMULSIFIER IN PROCESS CHEESE COMPOSITIONS.

Inventors

  • 👤 Thomas P Kichline
  • 👤 Norman Earl Stahlheber
  • 👤 James L Vetter

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 03:09
CPC Classifications
C; C01; C01B; C01B25/00; C01B25/16; C01B25/26; C01B25/45; A; A23; A23C; A23C19/00; A23C19/06; A23C19/068; A23C19/08; A23C19/082; Y; Y10; Y10S; Y10S516/00; Y10S516/905

Claims Analysis

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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) 1974-01-11 1974-07-13 1975-01-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-01-11 1978-07-13 1979-01-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-01-11 1982-07-13 1983-01-12 $7700.00 Window Closed / Lapsed

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