Spacer arrangement for a mounting compartment of a rail vehicle and method for installing a draft gear and a spacer arrangement in a mounting compartment
US-2026091811-A1 · Apr 2, 2026 · US
Supporting framework, e.g. cradles; Spring housings
Supporting framework, e.g. cradles; Spring housings · 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 | B61G9/22 |
| Official title | Supporting framework, e.g. cradles; Spring housings |
| Display label | Supporting framework, e.g. cradles; Spring housings |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 5 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Yoke assembly for a coupler system
US-12583490-B2 · Mar 24, 2026 · US
Train coupler arrangement with axial expansion module
US-12043296-B2 · Jul 23, 2024 · US
End enclosure for light rail vehicles
US-2024109563-A1 · Apr 4, 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
Yoke assembly for a coupler system
US-2023063070-A1 · Mar 2, 2023 · US
Coupling arrangement for a rail vehicle
US-11472448-B2 · Oct 18, 2022 · US
Train coupler arrangement with axial expansion module
US-2021253146-A1 · Aug 19, 2021 · US
End underframe for a railway vehicle made out of cold rolled austenitic stainless steel and corresponding production method
US-11021175-B2 · Jun 1, 2021 · US
Friction end-of-car cushioning assembly
US-11008028-B2 · May 18, 2021 · US
Draft sill using a tension cable
US-10967886-B2 · Apr 6, 2021 · US
Energy absorbing fastener and pivot anchor and car
US-10960906-B2 · Mar 30, 2021 · 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
Draft sill using a tension cable
US-2020108845-A1 · Apr 9, 2020 · US
Rail vehicle in particular a locomotive
US-10589761-B2 · Mar 17, 2020 · US
Attachment of articulated connectors in multi-unit freight cars
US-10562548-B2 · Feb 18, 2020 · US
Coupling arrangement for a rail vehicle
US-2019300027-A1 · Oct 3, 2019 · US
Lifting system for rerailing a rail vehicle
US-10370011-B2 · Aug 6, 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 B61G9/22?
- CPC B61G9/22 is the Cooperative Patent Classification code for “Supporting framework, e.g. cradles; Spring housings.”
- How many patents are filed under CPC B61G9/22 (Supporting framework, e.g. cradles; Spring housings)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC B61G9/22 growing?
- Publication counts under this code: 2 in 2023 vs 2 in 2024 (latest complete years).