Patents

P&G Patents Device To Dose Detergent Additives into Washing Machine at Varied Times

Offers "significant washing performance benefits" due to the controlled variation of in-wash chemistry.

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By: Christine Esposito

Editor-in-Chief

US Patent 12,123,123 B2

US Patent 12,123,123 B2 (Carlos Amador Zamarreno, Paul Gould, Michael Leslie Groombridge, Ahmad Khattab, Craig Nelson, Michael David Sawford, William Frank Tyldesley); The Procter & Gamble Company has patented a device for dosing detergent ingredients into the drum of an automatic washing machine at multiple times through the washing process. P&G says it offers significant washing performance benefits due to the controlled variation of in-wash chemistry. The design (shown above) enabl...

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