Elevator system and methods of installing and deinstalling a mobile working platform in an elevator system
US-2026042638-A1 · Feb 12, 2026 · US
Details of door jambs
Details of door jambs · 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 | B66B13/306 |
| Official title | {Details of door jambs} |
| Display label | Details of door jambs |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 4 |
| 2024 | 4 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Elevator system for serving floors in a building with mixed use
US-2025019208-A1 · Jan 16, 2025 · US
Brake circuit access from landing
US-2024417219-A1 · Dec 19, 2024 · US
Elevator landing door frame and method of providing an opening portion of an entrance of an elevator with such door frame
US-2024409372-A1 · Dec 12, 2024 · US
Construction time use elevator shaft element, elevator arrangement and method
US-12071324-B2 · Aug 27, 2024 · US
Adjustable elevator landing architraves for elevator landing doorway assemblies
US-2024253949-A1 · Aug 1, 2024 · US
Hoistway access ladder storage
US-11697573-B2 · Jul 11, 2023 · US
Construction time use elevator shaft element, elevator arrangement and method
US-2023183042-A1 · Jun 15, 2023 · US
Elevator device
US-11565910-B2 · Jan 31, 2023 · US
Door frame of an elevator system
US-2023002197-A1 · Jan 5, 2023 · US
Door frame for an elevator system
US-2022348440-A1 · Nov 3, 2022 · US
Hoistway access ladder storage
US-2021403285-A1 · Dec 30, 2021 · US
Column-integrated step for elevator systems
US-2020172380-A1 · Jun 4, 2020 · US
Landing jamb for elevator
US-10625983-B2 · Apr 21, 2020 · US
Elevator access systems for elevators
US-2019233252-A1 · Aug 1, 2019 · US
Elevator device
US-2019084795-A1 · Mar 21, 2019 · US
Landing jamb for elevator
US-2018194596-A1 · Jul 12, 2018 · US
Elevator landing door arrangement
US-9845225-B2 · Dec 19, 2017 · US
Photosensitive member unit and image forming apparatus including the same
US-9760059-B2 · Sep 12, 2017 · US
Elevators and elevator arrangements with maintenance cabinet in landing wall
US-9573791-B2 · Feb 21, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66B13/306?
- CPC B66B13/306 is the Cooperative Patent Classification code for “Details of door jambs.”
- How many patents are filed under CPC B66B13/306 (Details of door jambs)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC B66B13/306 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).