Circuit protection apparatus and method of setting trip parameters thereof
US-9847201-B2 · Dec 19, 2017 · US
using a solid-state trip unit (circuits H02H)
using a solid-state trip unit (circuits H02H) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H71/123 |
| Official title | {using a solid-state trip unit (circuits H02H)} |
| Display label | using a solid-state trip unit (circuits H02H) |
| Total patents | 245 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 26 |
| 2017 | 25 |
| 2018 | 22 |
| 2019 | 21 |
| 2020 | 21 |
| 2021 | 26 |
| 2022 | 28 |
| 2023 | 21 |
| 2024 | 16 |
| 2025 | 18 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Improvements in or relating to circuit interruption devices
US-2017345598-A1 · Nov 30, 2017 · US
Circuit interruption apparatus providing automatic reduced arc mode and methods of operating the same
US-9831656-B2 · Nov 28, 2017 · US
Human-machine interface for a self-supplied relay
US-9818565-B2 · Nov 14, 2017 · US
Wide range current monitoring system and method for electronic trip units
US-2017288387-A1 · Oct 5, 2017 · US
Wide range current monitoring system and method for electronic trip units
US-9716379-B2 · Jul 25, 2017 · US
Instant trip apparatus of molded case circuit breaker
US-9711313-B2 · Jul 18, 2017 · US
A switching device for a mv electric power distribution network
US-2017194111-A1 · Jul 6, 2017 · US
Apparatus and method of blocking and unblocking a breaker handle of a circuit breaker
US-9685293-B1 · Jun 20, 2017 · US
Electrical contactor with header connectors
US-9680269-B2 · Jun 13, 2017 · US
Modular electrical wiring device system
US-9620945-B2 · Apr 11, 2017 · US
Circuit breaker comprising at least one contact for tapping a voltage
US-9595405-B2 · Mar 14, 2017 · US
Wide range current monitoring system and method for electronic trip units
US-2017063070-A1 · Mar 2, 2017 · US
Shunt trip control circuits using shunt trip signal accumulator and methods of operating the same
US-9577419-B2 · Feb 21, 2017 · US
Removable device for an electronic trip unit, power supply method of such a device and assembly comprising an electronic trip unit and one such removable device
US-9576763-B2 · Feb 21, 2017 · US
Protective electrical device
US-9543742-B2 · Jan 10, 2017 · US
Electrical switch
US-2016379786-A1 · Dec 29, 2016 · US
Fusible switching disconnect modules and devices with tripping coil
US-2016372292-A1 · Dec 22, 2016 · US
Fusible switching disconnect modules and devices with in-line current detection
US-2016372291-A1 · Dec 22, 2016 · US
Fusible switching disconnect modules and devices with multi-functional trip mechanism
US-2016372290-A1 · Dec 22, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H71/123?
- CPC H01H71/123 is the Cooperative Patent Classification code for “using a solid-state trip unit (circuits H02H).”
- How many patents are filed under CPC H01H71/123 (using a solid-state trip unit (circuits H02H))?
- Our database includes 245 publications tagged with this CPC code.
- Is patent activity under CPC H01H71/123 growing?
- Publication counts under this code: 16 in 2024 vs 18 in 2025 (latest complete years).