Self-tuning door timing parameters
US-2020354196-A1 · Nov 12, 2020 · US
Constructional features of doors or gates (of interest apart from this application E06B)
Constructional features of doors or gates (of interest apart from this application E06B) · 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 | B66B13/30 |
| Official title | Constructional features of doors or gates (of interest apart from this application E06B) |
| Display label | Constructional features of doors or gates (of interest apart from this application E06B) |
| Total patents | 110 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 18 |
| 2018 | 10 |
| 2019 | 12 |
| 2020 | 12 |
| 2021 | 11 |
| 2022 | 14 |
| 2023 | 8 |
| 2024 | 7 |
| 2025 | 6 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Elevator landing door assembly and its installation method
US-2020346898-A1 · Nov 5, 2020 · US
Elevator system with ventilation system
US-10800638-B2 · Oct 13, 2020 · US
Elevator entryway with magnetic guidance for controlling door panel motion
US-2020262682-A1 · Aug 20, 2020 · US
Column-integrated step for elevator systems
US-2020172380-A1 · Jun 4, 2020 · US
Elevator landing door unlocking system
US-2020115192-A1 · Apr 16, 2020 · US
Device for unlocking a landing door
US-2020071132-A1 · Mar 5, 2020 · US
Imaging inspection systems and methods for elevator landing doors
US-10577221-B2 · Mar 3, 2020 · US
Device and method for monitoring the movement of an elevator door using rfid
US-2020048037-A1 · Feb 13, 2020 · US
Elevator car having a movable car door
US-2020031626-A1 · Jan 30, 2020 · US
Elevator door panel
US-2020024107-A1 · Jan 23, 2020 · US
Elevator door interlock assembly
US-2019337765-A1 · Nov 7, 2019 · US
Elevator door interlock assembly
US-2019337766-A1 · Nov 7, 2019 · US
Method and assembly for positioning an elevator door interlock
US-2019337769-A1 · Nov 7, 2019 · US
Elevator access systems for elevators
US-2019270612-A1 · Sep 5, 2019 · US
Guiding device, guiding method, and elevator
US-2019248623-A1 · Aug 15, 2019 · US
Elevator door coupler assembly
US-10322910-B2 · Jun 18, 2019 · US
Car door
US-10322909-B2 · Jun 18, 2019 · US
Elevator hoistway access safety
US-10252883-B2 · Apr 9, 2019 · US
Elevator virtual aerodynamic shroud
US-10246300-B2 · Apr 2, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66B13/30?
- CPC B66B13/30 is the Cooperative Patent Classification code for “Constructional features of doors or gates (of interest apart from this application E06B).”
- How many patents are filed under CPC B66B13/30 (Constructional features of doors or gates (of interest apart from this application E06B))?
- Our database includes 110 publications tagged with this CPC code.
- Is patent activity under CPC B66B13/30 growing?
- Publication counts under this code: 7 in 2024 vs 6 in 2025 (latest complete years).