Track system with a support member
US-11835119-B2 · Dec 5, 2023 · US
Rack railways
Rack railways · 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 | B61B13/02 |
| Official title | Rack railways |
| Display label | Rack railways |
| Total patents | 79 |
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 | 2 |
| 2016 | 6 |
| 2017 | 4 |
| 2018 | 8 |
| 2019 | 3 |
| 2020 | 7 |
| 2021 | 14 |
| 2022 | 11 |
| 2023 | 7 |
| 2024 | 11 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite power wheel pair, train, wheel rail system, and train control method
US-2023202234-A1 · Jun 29, 2023 · US
Material handling apparatus for delivering or retrieving items
US-2023158552-A1 · May 25, 2023 · US
Material handling apparatus for delivering or retrieving items
US-2023012906-A1 · Jan 19, 2023 · US
Traveling Rail and Article Transport Facility
US-2023001959-A1 · Jan 5, 2023 · US
Track system with a support member
US-11506272-B2 · Nov 22, 2022 · US
Flexible track system and robotic device for three-dimensional scanning of curved surfaces
US-11505217-B2 · Nov 22, 2022 · US
Material handling apparatus for delivering or retrieving items
US-2022355341-A1 · Nov 10, 2022 · US
Material handling apparatus for delivering or retrieving items
US-11491513-B1 · Nov 8, 2022 · US
Material handling apparatus for delivering or retrieving items
US-11478825-B2 · Oct 25, 2022 · US
Connect and disconnect assembly, and ship-lift bogie including said connect and disconnect assembly
US-2022281572-A1 · Sep 8, 2022 · US
Material handling apparatus for delivering or retrieving items
US-2022266306-A1 · Aug 25, 2022 · US
Material handling apparatus for delivering or retrieving items
US-11358175-B2 · Jun 14, 2022 · US
Robot position detection system
US-2022177223-A1 · Jun 9, 2022 · US
Material handling apparatus for delivering or retrieving items
US-2022048077-A1 · Feb 17, 2022 · US
Traveling vehicle system
US-2022032971-A1 · Feb 3, 2022 · US
Systems and methods for providing an industrial cart in a grow pod
US-11206768-B2 · Dec 28, 2021 · US
Material handling apparatus for delivering or retrieving items
US-11192144-B2 · Dec 7, 2021 · US
Systems and methods for high-speed warehouse order sortation
US-2021371205-A1 · Dec 2, 2021 · US
Systems and methods for high-speed warehouse order sortation
US-2021371204-A1 · Dec 2, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61B13/02?
- CPC B61B13/02 is the Cooperative Patent Classification code for “Rack railways.”
- How many patents are filed under CPC B61B13/02 (Rack railways)?
- Our database includes 79 publications tagged with this CPC code.
- Is patent activity under CPC B61B13/02 growing?
- Publication counts under this code: 11 in 2024 vs 5 in 2025 (latest complete years).