Large plate tilt railroad car
US-12509129-B2 · Dec 30, 2025 · US
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characterised by operating means for tipping
characterised by operating means for tipping · 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 | B61D9/02 |
| Official title | characterised by operating means for tipping |
| Display label | characterised by operating means for tipping |
| Total patents | 4 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Coordinated braking systems and methods for rail cars
US-11987457-B2 · May 21, 2024 · US
Large plate tilt railroad car
US-2023257005-A1 · Aug 17, 2023 · US
Coordinated braking systems and methods for rail cars
US-2022348428-A1 · Nov 3, 2022 · US