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US3833743A Expired / Lapsed US ⏱️ 0.0 years remaining

Solubilization of water and aqueous solutions in non-aqueous liquids

Assignee: Merck and Co Inc
•
Filing: 1972-08-08
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Granted: 1974-09-03
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Expires: 1992-08-08
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Abstract

Abstract MICELLES ARE FORMED BY SURFACTANTS ABOVE THEIR CRITICAL MICELLE CONCENTRATION AND THIS IS USED TO SOLUBILIZE WATER AND AQUEOUS SOLUTIONS IN OILS OTHER NON-AQUEOUS LIQUIDS.

Inventors

  • 👤 C Everson
  • 👤 L Morse
  • 👤 P Hammes

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 21:54
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/10; A61K9/107; A61K9/1075; A21; A21D; A21D2/00; A21D2/08; A23; A23L; A23L25/00; A23L25/10; A23L27/00; A23L27/20; A23L27/27; A23L29/00; A23L29/03; A23L29/045; B; B01; B01F; B01F21/00; B01F21/02; C; C09; C09K; C09K23/00; A23V; A23V2002/00

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) 1977-09-02 1978-03-04 1978-09-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-09-02 1982-03-04 1982-09-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-09-02 1986-03-04 1986-09-03 $7700.00 Window Closed / Lapsed

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