Universal hitch intermodal well car system
US-12179812-B2 · Dec 31, 2024 · US
Details, e.g. bridges for floor connections
Details, e.g. bridges for floor connections · 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 | B61D3/187 |
| Official title | {Details, e.g. bridges for floor connections} |
| Display label | Details, e.g. bridges for floor connections |
| Total patents | 69 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 7 |
| 2020 | 11 |
| 2021 | 10 |
| 2022 | 10 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Railroad well car structure
US-12134412-B2 · Nov 5, 2024 · US
Locking assembly
US-12037028-B2 · Jul 16, 2024 · US
Railway wagon with improved launch beam positioning
US-2024157982-A1 · May 16, 2024 · US
System for a bridge plate assembly
US-11981359-B2 · May 14, 2024 · US
Loading assembly for a vehicle
US-2023303135-A1 · Sep 28, 2023 · US
System and method for reconfiguring an autorack
US-11608091-B2 · Mar 21, 2023 · US
Hourglass autorack car interior
US-11608092-B2 · Mar 21, 2023 · US
Vehicle wheel chock hanger
US-11584288-B2 · Feb 21, 2023 · US
Hourglass autorack car roof
US-11465654-B2 · Oct 11, 2022 · US
Universal hitch intermodal well car system
US-2022234628-A1 · Jul 28, 2022 · US
Railroad Well Car Structure
US-2022194438-A1 · Jun 23, 2022 · US
Auto-rack railroad car door locking assembly splice
US-11359419-B2 · Jun 14, 2022 · US
System and Method for Reconfiguring an Autorack
US-2022177012-A1 · Jun 9, 2022 · US
System and method for reconfiguring an autorack
US-11318966-B2 · May 3, 2022 · US
Platform lift for railroad car moving vehicle
US-2022126888-A1 · Apr 28, 2022 · US
System and method for reconfiguring an autorack
US-11305789-B2 · Apr 19, 2022 · US
Auto-rack railroad car bridge plate and bridge plate locking assembly
US-11273850-B2 · Mar 15, 2022 · US
Autorack cars
US-2022032972-A1 · Feb 3, 2022 · US
System for a bridge plate assembly
US-2021380146-A1 · Dec 9, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61D3/187?
- CPC B61D3/187 is the Cooperative Patent Classification code for “Details, e.g. bridges for floor connections.”
- How many patents are filed under CPC B61D3/187 (Details, e.g. bridges for floor connections)?
- Our database includes 69 publications tagged with this CPC code.
- Is patent activity under CPC B61D3/187 growing?
- Publication counts under this code: 7 in 2024 vs 7 in 2025 (latest complete years).