Circuit interrupter with ground fault self-test and associated method
US-2018366291-A1 · Dec 20, 2018 · US
with testing means for indicating the ability of the switch or relay to function properly
with testing means for indicating the ability of the switch or relay to function properly · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H83/04 |
| Official title | with testing means for indicating the ability of the switch or relay to function properly |
| Display label | with testing means for indicating the ability of the switch or relay to function properly |
| Total patents | 197 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 12 |
| 2017 | 16 |
| 2018 | 22 |
| 2019 | 19 |
| 2020 | 20 |
| 2021 | 10 |
| 2022 | 16 |
| 2023 | 22 |
| 2024 | 21 |
| 2025 | 21 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Self-test gfci device with dual solenoid coil electronic control
US-2018366292-A1 · Dec 20, 2018 · US
GFCI with miswire protection having unitary receptacle and load conductors after proper installation
US-10153121-B2 · Dec 11, 2018 · US
Grounded neutral detection circuit and circuit interrupter including the same
US-2018351342-A1 · Dec 6, 2018 · US
Electrical safety device miswire detection
US-10141734-B2 · Nov 27, 2018 · US
Digital ground-fault circuit interrupter
US-10135235-B2 · Nov 20, 2018 · US
Multifunction circuit breaker with single test button
US-10126346-B2 · Nov 13, 2018 · US
Methods and apparatus to disable a trip circuit during self test in ground fault circuit interrupters
US-2018323605-A1 · Nov 8, 2018 · US
Electrical wiring device
US-10079484-B2 · Sep 18, 2018 · US
Self-test GFCI device with dual solenoid coil electric control
US-10062535-B2 · Aug 28, 2018 · US
Auto-monitoring circuit and circuit interrupter including the same
US-2018212417-A1 · Jul 26, 2018 · US
Integrated high voltage contactor and service disconnect
US-10032588-B2 · Jul 24, 2018 · US
Leakage current protection device
US-2018166242-A1 · Jun 14, 2018 · US
Leakage current protection device for power plug
US-2018166833-A1 · Jun 14, 2018 · US
Electrical protection apparatus with test button
US-2018149700-A1 · May 31, 2018 · US
Protective device having a thin construction
US-2018145500-A1 · May 24, 2018 · US
Semiconductor device
US-2018128868-A1 · May 10, 2018 · US
Ground fault circuit interrupter
US-2018109102-A1 · Apr 19, 2018 · US
Power cable assembly having a circuit protection device
US-2018076616-A1 · Mar 15, 2018 · US
Residual current protection device and electrical protection configuration for external actuation of an electromagnetic release
US-9899824-B2 · Feb 20, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H83/04?
- CPC H01H83/04 is the Cooperative Patent Classification code for “with testing means for indicating the ability of the switch or relay to function properly.”
- How many patents are filed under CPC H01H83/04 (with testing means for indicating the ability of the switch or relay to function properly)?
- Our database includes 197 publications tagged with this CPC code.
- Is patent activity under CPC H01H83/04 growing?
- Publication counts under this code: 21 in 2024 vs 21 in 2025 (latest complete years).