Train information management device and door control system
US-10858018-B2 · Dec 8, 2020 · US
for carriages (B61D19/003 takes precedence)
for carriages (B61D19/003 takes precedence) · 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 | B61D19/02 |
| Official title | for carriages (B61D19/003 takes precedence) |
| Display label | for carriages (B61D19/003 takes precedence) |
| Total patents | 97 |
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 | 9 |
| 2016 | 13 |
| 2017 | 15 |
| 2018 | 8 |
| 2019 | 12 |
| 2020 | 9 |
| 2021 | 10 |
| 2022 | 8 |
| 2023 | 4 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Customer-specific vehicle door leaf, for example for a rail vehicle
US-2020247436-A1 · Aug 6, 2020 · US
Cabin with rotatable cabin door for a vehicle
US-10703391-B2 · Jul 7, 2020 · US
Lock mechanism and door assembly
US-2019376322-A1 · Dec 12, 2019 · US
Door opening/closing device
US-10494852-B2 · Dec 3, 2019 · US
Prevention of failures in the operation of a motorized door
US-2019324413-A1 · Oct 24, 2019 · US
Device for generating air cutrains, in particular for a railway vehicle
US-10449844-B2 · Oct 22, 2019 · US
Vehicle monitoring system, management device and monitoring method
US-2019248383-A1 · Aug 15, 2019 · US
Door opening/closing device
US-2019242175-A1 · Aug 8, 2019 · US
Railway vehicle carriage structure and railway vehicle
US-2019241200-A1 · Aug 8, 2019 · US
Door control device
US-2019218848-A1 · Jul 18, 2019 · US
Lock Mechanism for Improved Door Panel Seal
US-2019176856-A1 · Jun 13, 2019 · US
Method for providing a diagnostic message in a rail vehicle
US-10315672-B2 · Jun 11, 2019 · US
Train information management device and door control system
US-2019031218-A1 · Jan 31, 2019 · US
Method, system and device for controlling door of railway vehicle
US-2019024436-A1 · Jan 24, 2019 · US
Rail transit door isolation lock
US-2018347249-A1 · Dec 6, 2018 · US
Experimental simulation process, for obtaining information relative to the reliability of an automatic passenger access door
US-2018283991-A1 · Oct 4, 2018 · US
Door device and vehicle having the same
US-2018257674-A1 · Sep 13, 2018 · US
Door device for railroad car, railroad car having the same, emergency door unlocking device, and method of unlocking door body locked with locking mechanism
US-2018230721-A1 · Aug 16, 2018 · US
Door suspension device
US-10035522-B2 · Jul 31, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61D19/02?
- CPC B61D19/02 is the Cooperative Patent Classification code for “for carriages (B61D19/003 takes precedence).”
- How many patents are filed under CPC B61D19/02 (for carriages (B61D19/003 takes precedence))?
- Our database includes 97 publications tagged with this CPC code.
- Is patent activity under CPC B61D19/02 growing?
- Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).