DuPont was granted a patent for reusing off-color filament yarn.

{
  "signal_id": "1b973658-8f27-5813-b021-4a2058ea2d13",
  "signal_type": "patents-company",
  "signal_subtype": "patentGrant",
  "detected_at": "2026-09-23T14:53:59+00:00",
  "company": {
    "name": "DuPont",
    "domain": "dupont.com"
  },
  "data": {
    "cpc": [
      {
        "code": "D01G 1/04"
      },
      {
        "code": "D01G 1/08"
      },
      {
        "code": "D01G 1/10"
      },
      {
        "code": "D01G 13/00"
      }
    ],
    "tags": [
      "Intellectual Property",
      "Research & Development",
      "Manufacturing Operations",
      "Sustainability"
    ],
    "detail": "In September 2026 DuPont patented a textile-recycling process that turns pigment-sorted yarn packages into blended staple fibers for new fiber-based materials.",
    "summary": "DuPont was granted a patent for reusing off-color filament yarn.",
    "event_at": "2026-09-22",
    "inventors": [
      {
        "name": "Aline Ferreira Mora",
        "status": "unresolved",
        "is_primary": true
      },
      {
        "name": "Olivier Beat Noth",
        "status": "unresolved",
        "is_primary": false
      }
    ],
    "event_kind": "grant_date",
    "grant_date": "2026-09-22",
    "source_url": "https://patents.google.com/patent/US12742263",
    "cpc_primary": {
      "code": "D01G 1/04"
    },
    "patent_title": "Process for utilizing off-color filament yarns",
    "patent_number": "US12742263",
    "uspto_assignee": "DUPONT SAFETY & CONSTRUCTION, INC.",
    "patent_abstract": "A process for utilizing wound packages of off-color filament yarn by: a) obtaining a plurality of wound packages of off-color filament yarn: b) classifying the plurality of wound packages, based on a pigment in the filament, into sets of wound packages; c) converting a first set of wound packages into first staple fibers; d) converting a second set of wound packages into second staple fibers; e) mixing the first and second staple fibers of c) and d) to form an intimate blend of off-color staple fibers; wherein the first staple fibers are at least 55 weight percent of the off-color staple fibers in the intimate blend of off-color staple fibers.",
    "precision_class": "structural",
    "invention_explanation": "A method that sorts unwanted-colored yarn by pigment, cuts each group into short fibers, and blends the groups into a usable fiber mixture.",
    "technologies_mentioned": [
      "textile recycling",
      "filament yarn",
      "staple fibers",
      "fiber blending"
    ]
  }
}

curl https://signals.autobound.ai/v1/signals/1b973658-8f27-5813-b021-4a2058ea2d13 \
  -H "X-API-KEY: $AUTOBOUND_API_KEY"

curl -X POST https://signals.autobound.ai/v1/companies/enrich \
  -H "X-API-KEY: $AUTOBOUND_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"domain":"dupont.com","limit":20}'