Wheel axle guiding assembly with longitudinal hydro-mechanical converters and associated running gear
US-12157506-B2 · Dec 3, 2024 · US
incorporating rubber springs
incorporating rubber springs · 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 | B61F5/305 |
| Official title | {incorporating rubber springs} |
| Display label | incorporating rubber springs |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 2 |
| 2017 | 8 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Service vehicle unit
US-2024270492-A1 · Aug 15, 2024 · US
Rail vehicle and bogie
US-11827251-B2 · Nov 28, 2023 · US
Rail vehicle and bogie
US-2023132924-A1 · May 4, 2023 · US
Railway truck assembly having compressible side bearings
US-11613281-B2 · Mar 28, 2023 · US
Running gear for a rail vehicle and associated rail vehicle
US-11518420-B2 · Dec 6, 2022 · US
Wheel arrangement for a rail vehicle
US-2022185343-A1 · Jun 16, 2022 · US
Railway truck assembly having compressible side bearings
US-2022126890-A1 · Apr 28, 2022 · US
Railcar bogie including protective film and protective film-equipped plate spring
US-11299184-B2 · Apr 12, 2022 · US
Axle box suspension of railcar
US-11066085-B2 · Jul 20, 2021 · US
Support structure of railcar bogie and method of supporting railcar bogie
US-2021179151-A1 · Jun 17, 2021 · US
Electrically and thermally conductive thermoplastic polyurethane
US-2021146969-A1 · May 20, 2021 · US
Railroad vehicle with fire retardant anti-vibration device
US-11001279-B2 · May 11, 2021 · US
Axle box suspension and elastic bushing shaft body for use in railcar
US-2021031816-A1 · Feb 4, 2021 · US
Railcar bogie
US-2020317233-A1 · Oct 8, 2020 · US
Axle box suspension of railcar bogie
US-10676112-B2 · Jun 9, 2020 · US
Wheelset guide for a vehicle
US-10625756-B2 · Apr 21, 2020 · US
Railcar bogie including protective film and protective film-equipped plate spring
US-2020079402-A1 · Mar 12, 2020 · US
Running Gear for a Rail Vehicle and Associated Rail Vehicle
US-2020070854-A1 · Mar 5, 2020 · US
Axle box suspension of railcar
US-2020039541-A1 · Feb 6, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61F5/305?
- CPC B61F5/305 is the Cooperative Patent Classification code for “incorporating rubber springs.”
- How many patents are filed under CPC B61F5/305 (incorporating rubber springs)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC B61F5/305 growing?
- Publication counts under this code: 3 in 2023 vs 2 in 2024 (latest complete years).