Door system for an elevator car, elevator system and method for evacuating an elevator car
US-12552641-B2 · Feb 17, 2026 · US
Door or gate operation (of general application E05F)
Door or gate operation (of general application E05F) · 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 | B66B13/02 |
| Official title | Door or gate operation (of general application E05F) |
| Display label | Door or gate operation (of general application E05F) |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Elevator car, elevator system and method of accessing a space in a hoistway of an elevator system
US-2026035212-A1 · Feb 5, 2026 · US
System for mobile robot to autonomously take elevator
US-12384656-B2 · Aug 12, 2025 · US
Door system for an elevator car, elevator system and method for evacuating an elevator car
US-2025178868-A1 · Jun 5, 2025 · US
Vibration monitoring beacon mode detection and transition
US-12297080-B2 · May 13, 2025 · US
Device and method for monitoring an elevator system
US-12280987-B2 · Apr 22, 2025 · US
Vibration monitoring beacon mode detection and transition
US-2024199373-A1 · Jun 20, 2024 · US
Elevator health status ranking out of acceleration maximum values
US-12006184-B2 · Jun 11, 2024 · US
Vibration monitoring beacon mode detection and transition
US-11912533-B2 · Feb 27, 2024 · US
Elevator installation and identification method
US-2024043242-A1 · Feb 8, 2024 · US
Vibration monitoring beacon mode detection and transition
US-2023219787-A1 · Jul 13, 2023 · US
Vibration monitoring beacon mode detection and transition
US-11613445-B2 · Mar 28, 2023 · US
Method and device for monitoring an elevator car door
US-11608250-B2 · Mar 21, 2023 · US
Method and assembly for positioning an elevator door interlock
US-11390492-B2 · Jul 19, 2022 · US
Door sensor unit and a method for determining a type of a door
US-2022212896-A1 · Jul 7, 2022 · US
Elevator car ceiling access system
US-11358837-B2 · Jun 14, 2022 · US
Elevator monitoring system
US-2022119224-A1 · Apr 21, 2022 · US
Door operating arrangement in an elevator
US-11279595-B2 · Mar 22, 2022 · US
Monitoring of a door of an elevator
US-2022055866-A1 · Feb 24, 2022 · US
Method and system for generating maintenance data of an elevator door system
US-11167955-B2 · Nov 9, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66B13/02?
- CPC B66B13/02 is the Cooperative Patent Classification code for “Door or gate operation (of general application E05F).”
- How many patents are filed under CPC B66B13/02 (Door or gate operation (of general application E05F))?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC B66B13/02 growing?
- Publication counts under this code: 4 in 2024 vs 4 in 2025 (latest complete years).