Electromagnetic relay
US-2022406546-A1 · Dec 22, 2022 · US
Details of electromagnetic relays ({H01H51/28 takes precedence;} electric circuit arrangements H01H47/00; details of electrically-operated selector switches H01H63/00)
Details of electromagnetic relays ({H01H51/28 takes precedence;} electric circuit arrangements H01H47/00; details of electrically-operated selector switches H01H63/00) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H50/00 |
| Official title | Details of electromagnetic relays ({H01H51/28 takes precedence;} electric circuit arrangements H01H47/00; details of electrically-operated selector switches H01H63/00) |
| Display label | Details of electromagnetic relays ({H01H51/28 takes precedence;} electric circuit arrangements H01H47/00; details of electrically-operated selector switches H01H63/00) |
| Total patents | 76 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 8 |
| 2017 | 8 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 11 |
| 2022 | 7 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Mechanical operating assembly for a bistable relay and a bistable relay assembly
US-11501937-B2 · Nov 15, 2022 · US
Uninterruptible power supply device
US-11444482-B2 · Sep 13, 2022 · US
Apparatus and method for inhibiting electromagnetic relay from being frozen
US-2022130629-A1 · Apr 28, 2022 · US
Mechanical operating assembly for a bistable relay and a bistable relay assembly
US-2022020548-A1 · Jan 20, 2022 · US
Uninterruptible power supply device
US-2021257851-A1 · Aug 19, 2021 · US
Semiconductor relay module and semiconductor relay circuit
US-11075630-B2 · Jul 27, 2021 · US
Semiconductor relay module and semiconductor relay circuit
US-11075631-B2 · Jul 27, 2021 · US
Circuit breaker linking system for movable contact
US-11031191-B2 · Jun 8, 2021 · US
Secure control device, contactor comprising such a device and method for secure processing of a control signal
US-2021165943-A1 · Jun 3, 2021 · US
Semiconductor relay module and semiconductor relay circuit
US-2021135669-A1 · May 6, 2021 · US
Semiconductor relay module and semiconductor relay circuit
US-2021135668-A1 · May 6, 2021 · US
Electromagnetic relay
US-2021082649-A1 · Mar 18, 2021 · US
Circuit interrupter
US-2021066007-A1 · Mar 4, 2021 · US
Electromagnetic relay
US-10930459-B2 · Feb 23, 2021 · US
Stabilization Suspensions And Methods Of Manufacture
US-2021051258-A1 · Feb 18, 2021 · US
Switching Device for Switching an Electrical Load
US-2020402753-A1 · Dec 24, 2020 · US
Device for switching an electric current
US-2020194193-A1 · Jun 18, 2020 · US
Electromagnetic relay
US-2019304726-A1 · Oct 3, 2019 · US
Electromagnetic relay
US-2019287748-A1 · Sep 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H50/00?
- CPC H01H50/00 is the Cooperative Patent Classification code for “Details of electromagnetic relays ({H01H51/28 takes precedence;} electric circuit arrangements H01H47/00; details of electrically-operated selector switches H01H63/00).”
- How many patents are filed under CPC H01H50/00 (Details of electromagnetic relays ({H01H51/28 takes precedence;} electric circuit arrangements H01H47/00; details of electrically-operated selector switches H01H63/00))?
- Our database includes 76 publications tagged with this CPC code.
- Is patent activity under CPC H01H50/00 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).