System for zero radius direction change in an independent cart system
US-12545506-B2 · Feb 10, 2026 · US
Rail vehicles characterised by wheel arrangements, not otherwise provided for
Rail vehicles characterised by wheel arrangements, not otherwise provided for · 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 | B61F13/00 |
| Official title | Rail vehicles characterised by wheel arrangements, not otherwise provided for |
| Display label | Rail vehicles characterised by wheel arrangements, not otherwise provided for |
| Total patents | 47 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 14 |
| 2020 | 2 |
| 2021 | 10 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Overhead carrier vehicle
US-2025229810-A1 · Jul 17, 2025 · US
System for Zero Radius Direction Change in an Independent Cart System
US-2025187825-A1 · Jun 12, 2025 · US
Bogie, rail vehicle having same, and rail transport system
US-12263870-B2 · Apr 1, 2025 · US
Cassette transport device and cassette transport system including the same
US-2024213068-A1 · Jun 27, 2024 · US
Running gear for a gondola of a gondola lift system, support means for gondolas of a gondola lift system, gondola for a gondola lift system, gondola lift system, and method for activating a running gear
US-2024116545-A1 · Apr 11, 2024 · US
Backlash measurement system for an electromechanical actuator
US-11761851-B1 · Sep 19, 2023 · US
Rail transport system
US-11639187-B2 · May 2, 2023 · US
Guide wheel mounting base, guide device having same, and rail vehicle
US-2023127428-A1 · Apr 27, 2023 · US
Extension logic for hyperloop/maglev vehicle
US-11541918-B2 · Jan 3, 2023 · US
Wheeled vehicle station docking using a kneeling landing gear system
US-11518417-B2 · Dec 6, 2022 · US
Rail transport system
US-11312399-B2 · Apr 26, 2022 · US
Rail vehicle
US-11279381-B2 · Mar 22, 2022 · US
Bogie, rail vehicle having same, and rail transport system
US-2022048541-A1 · Feb 17, 2022 · US
Chassis for a rail vehicle
US-11198452-B2 · Dec 14, 2021 · US
Rail transport system
US-11173930-B2 · Nov 16, 2021 · US
Storage system vehicle
US-11161690-B2 · Nov 2, 2021 · US
Bogie frame, bogie assembly and rail vehicle
US-11155282-B2 · Oct 26, 2021 · US
Rail transport system
US-11155279-B2 · Oct 26, 2021 · US
Bogie, rail vehicle having same, and rail transport system
US-11155278-B2 · Oct 26, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61F13/00?
- CPC B61F13/00 is the Cooperative Patent Classification code for “Rail vehicles characterised by wheel arrangements, not otherwise provided for.”
- How many patents are filed under CPC B61F13/00 (Rail vehicles characterised by wheel arrangements, not otherwise provided for)?
- Our database includes 47 publications tagged with this CPC code.
- Is patent activity under CPC B61F13/00 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).