Method for testing a brake of a hoisting machine and system
US-12545553-B2 · Feb 10, 2026 · US
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Control of empty elevator cars
Control of empty elevator cars · 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 | B66B2201/24 |
| Official title | Control of empty elevator cars |
| Display label | Control of empty elevator cars |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 3 |
| 2020 | 2 |
| 2021 | 3 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Elevator system and elevator car assignment method
US-2025128910-A1 · Apr 24, 2025 · US
Elevator control
US-2024010461-A1 · Jan 11, 2024 · US
Method for intelligent control of an elevator and device using the same
US-11772931-B2 · Oct 3, 2023 · US
Method for testing a brake of a hoisting machine and system
US-2023007842-A1 · Jan 12, 2023 · US
Anti-pinch device, space computing device and hovering control device
US-2021221648-A1 · Jul 22, 2021 · US
Method for intelligent control of an elevator and device using the same
US-2021130124-A1 · May 6, 2021 · US
Elevator system
US-2021061612-A1 · Mar 4, 2021 · US
Method for controlling a passenger transport system based on one or more system control parameters
US-10843895-B2 · Nov 24, 2020 · US
Method for operating an elevator with multiple shafts and cars
US-10526166-B2 · Jan 7, 2020 · US
Motion profile for empty elevator cars and occupied elevator cars
US-10081513-B2 · Sep 25, 2018 · US
Method for operating a lift system having a number of shafts and a number of cars
US-2018237257-A1 · Aug 23, 2018 · US
Motion profile for empty elevator cars and occupied elevator cars
US-2018162684-A1 · Jun 14, 2018 · US
Method for controlling a passenger transport system
US-2017081148-A1 · Mar 23, 2017 · US