Coupler for a railway vehicle with a biasing device, and method for overhauling a coupler
US-2025162623-A1 · May 22, 2025 · US
Details; Accessories
Details; Accessories · 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 | B61G9/20 |
| Official title | Details; Accessories |
| Display label | Details; Accessories |
| Total patents | 31 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 7 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 7 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Piston rod end for a linear actuator, piston assembly and sealing method for a piston rod end
US-12269517-B2 · Apr 8, 2025 · US
Regenerative energy absorption device, coupling or joint arrangement having an energy absorption device of this kind, and damping arrangement having an energy absorption device of this kind
US-12187329-B2 · Jan 7, 2025 · US
Train coupler arrangement with axial expansion module
US-12043296-B2 · Jul 23, 2024 · US
Holder for mounting a second part on a main structure between car body ends of a rail vehicle
US-11731670-B2 · Aug 22, 2023 · US
Double friction draft gear assembly
US-11613282-B2 · Mar 28, 2023 · US
Drawbar for vehicle coupler
US-2023093266-A1 · Mar 23, 2023 · US
Telescoping uncoupling lever assembly
US-11498595-B2 · Nov 15, 2022 · US
Regenerative energy absorption device, coupling or joint arrangement having an energy absorption device of this kind, and damping arrangement having an energy absorption device of this kind
US-2022219741-A1 · Jul 14, 2022 · US
Traction mechanism, bogie assembly, and straddle-type monorail vehicle
US-11377129-B2 · Jul 5, 2022 · US
Triggering monitoring device for a deformation tube for a coupling; and train coupling
US-11332170-B2 · May 17, 2022 · US
Coupler assembly and straddle type rail train with same
US-11312400-B2 · Apr 26, 2022 · US
Traction mechanism, bogie assembly, and straddle-type monorail vehicle
US-2022081012-A1 · Mar 17, 2022 · US
Piston rod end for a linear actuator, piston assembly and sealing method for a piston rod end
US-2022063684-A1 · Mar 3, 2022 · US
Traction mechanism, bogie assembly, and straddle-type monorail vehicle
US-11161530-B2 · Nov 2, 2021 · US
Double friction draft gear assembly
US-2021284205-A1 · Sep 16, 2021 · US
Train coupler arrangement with axial expansion module
US-2021253146-A1 · Aug 19, 2021 · US
Vehicle draft key wear protector
US-10850750-B2 · Dec 1, 2020 · US
Holder for mounting a second part on a main structure between car body ends of a rail vehicle
US-2020255040-A1 · Aug 13, 2020 · US
Telescoping uncoupling lever assembly
US-2020172127-A1 · Jun 4, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61G9/20?
- CPC B61G9/20 is the Cooperative Patent Classification code for “Details; Accessories.”
- How many patents are filed under CPC B61G9/20 (Details; Accessories)?
- Our database includes 31 publications tagged with this CPC code.
- Is patent activity under CPC B61G9/20 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).