Patents by Inventor David Hutchings HOWE

David Hutchings HOWE has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • COMPOSITION COMPRISING MODIFIED CARBOXYMETHYL CELLULOSE AS DISPERSION PERFORMANCE ENHANCERS
    Publication number: 20250109360
    Abstract: Disclosed is a water-soluble biodegradable dispersant composition having a low to medium molecular weight carboxylated polysaccharide functionalized with at least one mono-valent (M+) cation and at least one di-valent (M++) cation and an optional adjunct material. More particularly, a laundry or detergent composition provides soil resistant textiles by means of treatment with an anti-soil redeposition agent carboxymethyl cellulose (CMC) comprising sodium-calcium carboxymethyl cellulose, sodium-magnesium carboxymethyl cellulose, sodium-zinc carboxymethyl cellulose. sodium-calcium-zinc carboxymethyl cellulose, sodium-calcium-magnesium-carboxymethyl cellulose or sodium-magnesium-zinc-carboxymethyl cellulose.
    Type: Application
    Filed: January 31, 2023
    Publication date: April 3, 2025
    Applicant: ISP INVESTMENTS LLC
    Inventors: Gijsbert B. KROON, Sounak SARKAR, David Hutchings HOWE, Joseph R. CENDAGORTA