Large plate tilt railroad car
US-12509129-B2 · Dec 30, 2025 · US
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Adaptations of rail vehicle elements to tipping wagons
Adaptations of rail vehicle elements to tipping wagons · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B61D9/04 |
| Official title | Adaptations of rail vehicle elements to tipping wagons |
| Display label | Adaptations of rail vehicle elements to tipping wagons |
| Total patents | 3 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tie-arrangement system and method of delivering ties
US-2024309590-A1 · Sep 19, 2024 · US
Large plate tilt railroad car
US-2023257005-A1 · Aug 17, 2023 · US