Elevator system
US-2019389694-A1 · Dec 26, 2019 · US
Safety of maintenance personnel
Safety of maintenance personnel · 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 | B66B5/005 |
| Official title | {Safety of maintenance personnel} |
| Display label | Safety of maintenance personnel |
| Total patents | 211 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 8 |
| 2017 | 8 |
| 2018 | 22 |
| 2019 | 37 |
| 2020 | 20 |
| 2021 | 32 |
| 2022 | 14 |
| 2023 | 17 |
| 2024 | 27 |
| 2025 | 15 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Elevator alert system
US-2019337758-A1 · Nov 7, 2019 · US
Method and a control apparatus for controlling an elevator system
US-2019330013-A1 · Oct 31, 2019 · US
Elevator display systems
US-2019330024-A1 · Oct 31, 2019 · US
Maintenance of passenger carrying system
US-2019185292-A1 · Jun 20, 2019 · US
Elevator access systems for elevators
US-2019135583-A1 · May 9, 2019 · US
Elevator arrangement to open the roof of an elevator car
US-2019119072-A1 · Apr 25, 2019 · US
Elevator arrangement
US-2019119073-A1 · Apr 25, 2019 · US
Elevator arrangement for safe maintenance work
US-2019119074-A1 · Apr 25, 2019 · US
Elevator arrangement and elevator
US-2019112158-A1 · Apr 18, 2019 · US
Elevator motion alert system
US-10252882-B2 · Apr 9, 2019 · US
Restricted access area safety system
US-2019084796-A1 · Mar 21, 2019 · US
Maintenance trajectory tracing for elevator system
US-2019077631-A1 · Mar 14, 2019 · US
Elevator provided with a safety device arrangement
US-10221042-B2 · Mar 5, 2019 · US
Elevator door wedge monitoring system
US-2019062108-A1 · Feb 28, 2019 · US
Work area technician warning system
US-2019062109-A1 · Feb 28, 2019 · US
Elevator safety device
US-2019031466-A1 · Jan 31, 2019 · US
Mechanical hoistway access control device
US-2019031468-A1 · Jan 31, 2019 · US
Elevator maintenance space projection systems
US-2019002240-A1 · Jan 3, 2019 · US
Elevator lintel door lock safety devices
US-2018370762-A1 · Dec 27, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66B5/005?
- CPC B66B5/005 is the Cooperative Patent Classification code for “Safety of maintenance personnel.”
- How many patents are filed under CPC B66B5/005 (Safety of maintenance personnel)?
- Our database includes 211 publications tagged with this CPC code.
- Is patent activity under CPC B66B5/005 growing?
- Publication counts under this code: 27 in 2024 vs 15 in 2025 (latest complete years).