Intelligent browsing apparatus based on railway signal system monitoring data
US-2025050925-A1 · Feb 13, 2025 · US
Subject matter not provided for in other groups of this subclass
Subject matter not provided for in other groups of this subclass · 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 | B61L99/00 |
| Official title | Subject matter not provided for in other groups of this subclass |
| Display label | Subject matter not provided for in other groups of this subclass |
| Total patents | 30 |
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 | 3 |
| 2016 | 9 |
| 2017 | 8 |
| 2018 | 5 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Virtual reality-based derailment accident passenger comfort degree monitoring system and method
US-12086937-B2 · Sep 10, 2024 · US
Soundness evaluation device, soundness evaluation method and computer readable medium
US-2024070621-A1 · Feb 29, 2024 · US
Virtual reality-based derailment accident passenger comfort degree monitoring system and method
US-2023154109-A1 · May 18, 2023 · US
System and method for associating wireless nodes of a consist
US-2021323589-A1 · Oct 21, 2021 · US
Device for creating construction gauge measurement diagram, device for creating construction gauge measurement diagram data, and method for creating construction gauge measurement diagram
US-10093332-B2 · Oct 9, 2018 · US
Train interior monitoring method and train interior monitoring system
US-10049282-B2 · Aug 14, 2018 · US
Power supply for critical railroad equipment
US-10027142-B2 · Jul 17, 2018 · US
Real-time drone infrared inspection of moving train
US-2018170414-A1 · Jun 21, 2018 · US
Apparatus for generating action recommendations for the driver of a rail vehicle
US-9937940-B2 · Apr 10, 2018 · US
Gradient information acquisition method, storage medium, gradient information acquisition device and program
US-9778065-B2 · Oct 3, 2017 · US
Device for creating construction gauge measurement diagram, device for creating construction gauge measurement diagram data, and method for creating construction gauge measurement diagram
US-2017144682-A1 · May 25, 2017 · US
System and method for inspecting a route during movement of a vehicle system over the route
US-9650059-B2 · May 16, 2017 · US
Complex network-based high speed train system safety evaluation method
US-9630637-B2 · Apr 25, 2017 · US
Method and device for measuring speed in a vehicle independently of the wheels
US-9610961-B2 · Apr 4, 2017 · US
Lead rail vehicle with drone vehicle and method
US-9598822-B2 · Mar 21, 2017 · US
Complex network-based high speed train system safety evaluation method
US-2017015339-A1 · Jan 19, 2017 · US
Software verification for automatic train operation
US-9536076-B2 · Jan 3, 2017 · US
Diagram creating device, diagram creating method, and diagram display program
US-9522689-B2 · Dec 20, 2016 · US
Train information management apparatus and train information management method
US-9515944-B2 · Dec 6, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61L99/00?
- CPC B61L99/00 is the Cooperative Patent Classification code for “Subject matter not provided for in other groups of this subclass.”
- How many patents are filed under CPC B61L99/00 (Subject matter not provided for in other groups of this subclass)?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC B61L99/00 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).