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US3663449A Expired / Lapsed US ⏱️ 0.0 years remaining

Molding synthetic detergent superior in mechanical strength and containers molded therefrom

Assignee: Lion Fat and Oil Co Ltd
•
Filing: 1970-04-30
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Granted: 1972-05-16
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Expires: 1990-04-30
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Abstract

Abstract A SYNTHETIC DETERGENT CONTAINING 25 TO 95 PERCENT SODIUM SILICATE, WHICH HAS BEEN LIMITED TO THE ORDER OF 1 PERCENT OR AT MOST OVER 10 PERCENT FOR TECHNICAL REASONS, AND A SMALL AMOUNT OF POLYHYDRIC ALCOHOL SUCH AS GLYCERINE OR EHTYLENE GLYCOL IS MOLDED IN THE SAME MANNER AS SYNTHETIC RESINS SO AS TO MAKE A CONTAINER. VARIOUS CONTAINERS SUCH AS FOR WASHING OR DETERGENT CAN BE MADE OF DETERGENT ITSELF.

Inventors

  • 👤 Rinnosuke Susuki
  • 👤 Hiroshi Hoshi
  • 👤 Jiro Saito
  • 👤 Kiyoshi Moriki

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 07:27
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/0047; C11D17/0052; C11D3/00; C11D3/02; C11D3/04; C11D3/08; C11D3/16; C11D3/20; C11D3/2003; C11D3/2041; C11D3/2044; C11D3/2065

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) 1975-05-16 1975-11-15 1976-05-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-05-16 1979-11-15 1980-05-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-05-16 1983-11-15 1984-05-16 $7700.00 Window Closed / Lapsed

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