Rail Vehicle with Pneumatic Suspension
US-2026001576-A1 · Jan 1, 2026 · US
Cross bearers
Cross bearers · 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 | B61F1/12 |
| Official title | Cross bearers |
| Display label | Cross bearers |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 7 |
| 2020 | 8 |
| 2021 | 4 |
| 2022 | 6 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Body bolster structure for railway vehicle, and railway vehicle
US-12337881-B2 · Jun 24, 2025 · US
Railroad vehicle
US-12337880-B2 · Jun 24, 2025 · US
Rail vehicle
US-12330694-B2 · Jun 17, 2025 · US
Rail Car
US-2025171058-A1 · May 29, 2025 · US
Open top gondola railcars
US-12168466-B2 · Dec 17, 2024 · US
Wheel set intermediate frame for a rail vehicle
US-12084097-B2 · Sep 10, 2024 · US
Underframe for a Rail Vehicle Car Body
US-2023159066-A1 · May 25, 2023 · US
Open top gondola railcars
US-2023083126-A1 · Mar 16, 2023 · US
Combined device having device for connecting cross beam for receiving pivot pins and two lower longitudinal beams of coach body for rail vehicle
US-11505219-B2 · Nov 22, 2022 · US
Rail Vehicle
US-2022363295-A1 · Nov 17, 2022 · US
Body bolster structure for railway vehicle, and railway vehicle
US-2022332355-A1 · Oct 20, 2022 · US
Railroad vehicle
US-2022281492-A1 · Sep 8, 2022 · US
Track maintenance wagon for picking up and/or laying track panels
US-11230814-B2 · Jan 25, 2022 · US
Chassis component of railway vehicle, and railway vehicle
US-11225270-B2 · Jan 18, 2022 · US
Rail vehicle
US-11130506-B2 · Sep 28, 2021 · US
Wheel set intermediate frame for a rail vehicle
US-2021284204-A1 · Sep 16, 2021 · US
Chassis component of railway vehicle, and railway vehicle
US-11046336-B2 · Jun 29, 2021 · US
Railroad gondola car structure
US-11008025-B2 · May 18, 2021 · US
Railcar cover plate
US-2020391772-A1 · Dec 17, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61F1/12?
- CPC B61F1/12 is the Cooperative Patent Classification code for “Cross bearers.”
- How many patents are filed under CPC B61F1/12 (Cross bearers)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC B61F1/12 growing?
- Publication counts under this code: 2 in 2024 vs 4 in 2025 (latest complete years).