Chain of semi-trailer vehicles and associated articulated trainset
US-12570335-B2 · Mar 10, 2026 · US
for coupling articulated trains, locomotives and tenders or the bogies of a vehicle; Coupling by means of a single coupling bar; Couplings preventing or limiting relative lateral movement of vehicles
for coupling articulated trains, locomotives and tenders or the bogies of a vehicle; Coupling by means of a single coupling bar; Couplings preventing or limiting relative lateral movement of vehicles · 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 | B61G5/02 |
| Official title | for coupling articulated trains, locomotives and tenders or the bogies of a vehicle; Coupling by means of a single coupling bar; Couplings preventing or limiting relative lateral movement of vehicles |
| Display label | for coupling articulated trains, locomotives and tenders or the bogies of a vehicle; Coupling by means of a single coupling bar; Couplings preventing or limiting relative lateral movement of vehicles |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Articulation device for an articulated vehicle, corresponding vehicle and adjustment method
US-12434745-B2 · Oct 7, 2025 · US
Coupler head for a coupler assembly of a multi-car rail vehicle, coupler assembly, and method of retrofitting a coupler head with a safety device
US-2025196899-A1 · Jun 19, 2025 · US
Rail Vehicle Having a Carriage Coupling Device
US-2024425092-A1 · Dec 26, 2024 · US
Coupling support for a central buffer coupling of a rail vehicle
US-11999389-B2 · Jun 4, 2024 · US
Anti-side-rolling damping vehicle-end device, and rail vehicle and train
US-2024140500-A1 · May 2, 2024 · US
Transport vehicle and transport apparatus
US-2023406372-A1 · Dec 21, 2023 · US
Chain of semi-trailer vehicles and associated articulated trainset
US-2023001962-A1 · Jan 5, 2023 · US
Articulation device for an articulated vehicle, corresponding vehicle and adjustment method
US-2022340181-A1 · Oct 27, 2022 · US
Coupling support for a central buffer coupling of a rail vehicle
US-2021323587-A1 · Oct 21, 2021 · US
Friction end-of-car cushioning assembly
US-11046339-B2 · Jun 29, 2021 · US
Energy absorbing fastener and pivot anchor and car
US-10960906-B2 · Mar 30, 2021 · US
Railcar towing systems and railcar towing methods using the same
US-10654497-B2 · May 19, 2020 · US
Connector for connecting trailers in mobile robotic device and method of controlling the same
US-2020101804-A1 · Apr 2, 2020 · US
Attachment of articulated connectors in multi-unit freight cars
US-10562548-B2 · Feb 18, 2020 · US
Friction End-of-Car Cushioning Assembly
US-2019337538-A1 · Nov 7, 2019 · US
Bogie for full double deck EMU
US-10315670-B2 · Jun 11, 2019 · US
System of a bearing bracket and a coupler rod or connection rod, a multi-car vehicle and a method for controlling the movement of a coupler rod or connection rod
US-10227077-B2 · Mar 12, 2019 · US
Energy absorbing fastener and pivot anchor and car
US-2019061789-A1 · Feb 28, 2019 · US
Attachment of articulated connectors in multi-unit freight cars
US-2019054934-A1 · Feb 21, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61G5/02?
- CPC B61G5/02 is the Cooperative Patent Classification code for “for coupling articulated trains, locomotives and tenders or the bogies of a vehicle; Coupling by means of a single coupling bar; Couplings preventing or limiting relative lateral movement of vehicles.”
- How many patents are filed under CPC B61G5/02 (for coupling articulated trains, locomotives and tenders or the bogies of a vehicle; Coupling by means of a single coupling bar; Couplings preventing or limiting relative lateral movement of vehicles)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC B61G5/02 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).