Safety switch
US-2024055208-A1 · Feb 15, 2024 · US
Indicators; Distinguishing marks
Indicators; Distinguishing marks · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H50/08 |
| Official title | Indicators; Distinguishing marks |
| Display label | Indicators; Distinguishing marks |
| Total patents | 86 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 10 |
| 2017 | 5 |
| 2018 | 8 |
| 2019 | 7 |
| 2020 | 10 |
| 2021 | 4 |
| 2022 | 7 |
| 2023 | 9 |
| 2024 | 9 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
High-voltage DC relay
US-11501939-B2 · Nov 15, 2022 · US
Electromagnetic relay diagnostic device
US-11488797-B2 · Nov 1, 2022 · US
Relay module
US-2022336175-A1 · Oct 20, 2022 · US
Contactor Module and a Contactor Module Arrangement
US-2022189711-A1 · Jun 16, 2022 · US
Mechanical operating assembly for a bistable relay and a bistable relay assembly
US-2022020548-A1 · Jan 20, 2022 · US
Vehicle and method of controlling the same
US-2021402938-A1 · Dec 30, 2021 · US
Switching arrangement
US-11170956-B2 · Nov 9, 2021 · US
DC contactor with dual micro switches
US-11164711-B2 · Nov 2, 2021 · US
Relay
US-11158475-B2 · Oct 26, 2021 · US
Electromagnetic relay diagnostic device
US-2020411266-A1 · Dec 31, 2020 · US
Modular electrical wiring device system
US-10862286-B2 · Dec 8, 2020 · US
High-voltage dc relay
US-2020373111-A1 · Nov 26, 2020 · US
Contactor with contact carrier location sensing
US-2020365338-A1 · Nov 19, 2020 · US
Relay
US-2020294747-A1 · Sep 17, 2020 · US
Relay
US-10755882-B2 · Aug 25, 2020 · US
Contactor diagnostic system and method
US-10725106-B2 · Jul 28, 2020 · US
Electromagnetic device and electromagnetic relay using same
US-10685801-B2 · Jun 16, 2020 · US
Contactor Diagnostic System and Method
US-2020124671-A1 · Apr 23, 2020 · US
Dc contactor with dual micro switches
US-2020035432-A1 · Jan 30, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H50/08?
- CPC H01H50/08 is the Cooperative Patent Classification code for “Indicators; Distinguishing marks.”
- How many patents are filed under CPC H01H50/08 (Indicators; Distinguishing marks)?
- Our database includes 86 publications tagged with this CPC code.
- Is patent activity under CPC H01H50/08 growing?
- Publication counts under this code: 9 in 2024 vs 5 in 2025 (latest complete years).