Towel heating barrel
US-2024328062-A1 · Oct 3, 2024 · US
Opening or locking status of doors
Opening or locking status of doors · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D06F2103/40 |
| Official title | Opening or locking status of doors |
| Display label | Opening or locking status of doors |
| Total patents | 312 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 17 |
| 2017 | 18 |
| 2018 | 22 |
| 2019 | 29 |
| 2020 | 32 |
| 2021 | 23 |
| 2022 | 41 |
| 2023 | 29 |
| 2024 | 36 |
| 2025 | 40 |
| 2026 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Washing machine and method for controlling the same
US-10125443-B2 · Nov 13, 2018 · US
Dryer appliance and related methods
US-2018266042-A1 · Sep 20, 2018 · US
Washing machine
US-10023986-B2 · Jul 17, 2018 · US
Laundry treating apparatus and control method for the same
US-2018171522-A1 · Jun 21, 2018 · US
Laundry treating apparatus and control method for the same
US-2018171534-A1 · Jun 21, 2018 · US
Clothing treatment device
US-2018155865-A1 · Jun 7, 2018 · US
Washing machine and method for controlling the same
US-2018080159-A1 · Mar 22, 2018 · US
Washing machine
US-2018038040-A1 · Feb 8, 2018 · US
Latch lock and home appliance including the same
US-2017362766-A1 · Dec 21, 2017 · US
Clothes treating apparatus
US-2017350067-A1 · Dec 7, 2017 · US
Method of controlling laundry treating apparatus
US-2017342633-A1 · Nov 30, 2017 · US
Washing Machine Appliance with on Demand Fluids
US-2017306552-A1 · Oct 26, 2017 · US
Method for controlling a household washing machine
US-2017306549-A1 · Oct 26, 2017 · US
Lock and home appliance having the same
US-2017275927-A1 · Sep 28, 2017 · US
Acoustic sensor and home appliance system comrpising the same
US-2017268924-A1 · Sep 21, 2017 · US
Controlled moisture removal in a laundry treating appliance
US-2017254009-A1 · Sep 7, 2017 · US
Multiple laundry treating machine
US-9745682-B2 · Aug 29, 2017 · US
Fabric treatment appliance control panel and associated steam operations
US-9732460-B2 · Aug 15, 2017 · US
Washing machine
US-9725841-B2 · Aug 8, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D06F2103/40?
- CPC D06F2103/40 is the Cooperative Patent Classification code for “Opening or locking status of doors.”
- How many patents are filed under CPC D06F2103/40 (Opening or locking status of doors)?
- Our database includes 312 publications tagged with this CPC code.
- Is patent activity under CPC D06F2103/40 growing?
- Publication counts under this code: 36 in 2024 vs 40 in 2025 (latest complete years).