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US3826748A Expired / Lapsed US ⏱️ 0.0 years remaining

Non-phosphate automatic dishwasher detergent

Assignee: Colgate Palmolive Co
•
Filing: 1971-12-03
•
Granted: 1974-07-30
•
Expires: 1991-12-03
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Abstract

Abstract AN ALKALINE DISHWASHER DETERGENT CAPABLE OF INHIBITING OVERGLAZE ATTACK AND ESSENTIALLY FREE OF INORGANIC PHOSPHATES, CONTAINING AT LEAST 25% BY WEIGHT OF A WATERSOLUBLE AMINOPOLYCARBOXYLIC COMPOUND, ABOUT 1-20% SUCROSE AND ABOUT 1-20% OVERGLAZE PROTECTOR.

Inventors

  • 👤 P Finck

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 03:33
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/02; C11D3/04; C11D3/10; C11D3/046; C11D3/06; C11D3/08; C11D3/16; C11D3/20; C11D3/22; C11D3/221; C11D3/26; C11D3/33; C11D3/38; C11D3/386; C11D3/38609; C11D3/395; C11D3/3951

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) 1977-07-29 1978-01-28 1978-07-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-07-29 1982-01-28 1982-07-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-07-29 1986-01-28 1986-07-30 $7700.00 Window Closed / Lapsed

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