Devices and tooling system for maintenance of dynamic weight management systems on railroad vehicles
US-2026084252-A1 · Mar 26, 2026 · 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 | B61F99/00 |
| 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 | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 3 |
| 2021 | 2 |
| 2024 | 3 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Devices and tooling system for maintenance of dynamic weight management systems on railroad vehicles
US-12485508-B2 · Dec 2, 2025 · US
Load estimation apparatus, load estimation method, and program
US-12287257-B2 · Apr 29, 2025 · US
Bogie frame for a railway vehicle
US-2024326881-A1 · Oct 3, 2024 · US
Devices and tooling system for maintenance of dynamyic weight management systems on railroad vehicles
US-2024116147-A1 · Apr 11, 2024 · US
Securing element and loss-prevention system
US-11938977-B2 · Mar 26, 2024 · US
Wheel force measurement systems and methods
US-2021269071-A1 · Sep 2, 2021 · US
Load estimation apparatus, load estimation method, and program
US-2021231533-A1 · Jul 29, 2021 · US
Securing element and loss-prevention system
US-2020391774-A1 · Dec 17, 2020 · US
Fluororubber composition
US-10793706-B2 · Oct 6, 2020 · US
Railcar towing systems and railcar towing methods using the same
US-10654497-B2 · May 19, 2020 · US
Unit storage device and railway vehicle
US-10377394-B2 · Aug 13, 2019 · US
Telescopic type collision energy absorption device for rail vehicle
US-10279822-B2 · May 7, 2019 · US
Train suspension control systems and methods
US-10207723-B2 · Feb 19, 2019 · US
Method for detecting a defect in an acceleration sensor, and measuring system
US-2019041425-A1 · Feb 7, 2019 · US
Fluororubber composition
US-2018362742-A1 · Dec 20, 2018 · US
Vehicle, in particular rail vehicle, with a compressed air-operated toilet device
US-10086849-B2 · Oct 2, 2018 · US
Telescopic type collision energy absorption device for rail vehicle
US-2018208219-A1 · Jul 26, 2018 · US
Railcar towing systems and railcar towing methods using the same
US-2018057024-A1 · Mar 1, 2018 · US
Vertical ride quality system for a rail vehicle
US-9790644-B2 · Oct 17, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61F99/00?
- CPC B61F99/00 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 B61F99/00 (Subject matter not provided for in other groups of this subclass)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC B61F99/00 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).