Circuit breaker
US-12562322-B2 · Feb 24, 2026 · US
operated by voltage falling below a predetermined value, e.g. for no-volt protection
operated by voltage falling below a predetermined value, e.g. for no-volt protection · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H83/12 |
| Official title | operated by voltage falling below a predetermined value, e.g. for no-volt protection |
| Display label | operated by voltage falling below a predetermined value, e.g. for no-volt protection |
| Total patents | 50 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 9 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 9 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Trip device for manual motor starter
US-2025118516-A1 · Apr 10, 2025 · US
Circuit breaker and method
US-2025046539-A1 · Feb 6, 2025 · US
Electronically controlled fusible switching disconnect modules and devices
US-12191099-B2 · Jan 7, 2025 · US
Circuit breaker
US-2024404764-A1 · Dec 5, 2024 · US
Circuit breaker and method
US-2024395476-A1 · Nov 28, 2024 · US
Fusible switching disconnect modules and devices with tripping coil
US-11804350-B2 · Oct 31, 2023 · US
Electronically controlled fusible switching disconnect modules and devices
US-2023015826-A1 · Jan 19, 2023 · US
Electronically controlled fusible switching disconnect modules and devices
US-11551900-B2 · Jan 10, 2023 · US
Widerange shunt and undervoltage
US-11495956-B1 · Nov 8, 2022 · US
Fusible switching disconnect modules and devices with tripping coil
US-2022310343-A1 · Sep 29, 2022 · US
Earth leakage breaker and method for controlling earth leakage breaker
US-11456140-B2 · Sep 27, 2022 · US
Fusible switching disconnect modules and devices with tripping coil
US-11404233-B2 · Aug 2, 2022 · US
Fusible switching disconnect modules and devices with in-line current detection
US-11355299-B2 · Jun 7, 2022 · US
Fusible switching disconnect modules and devices with electromagnetic coil and trip mechanism
US-11335528-B2 · May 17, 2022 · US
Voltage protective device having a resettable circuit interrupter that is trippable in an overvoltage condition
US-11257649-B2 · Feb 22, 2022 · US
Earth leakage breaker and method for controlling earth leakage breaker
US-2022013318-A1 · Jan 13, 2022 · US
Electronically controlled fusible switching disconnect modules and devices
US-11217413-B2 · Jan 4, 2022 · US
Circuit interrupter, trip deck assembly, and support for switch therefor
US-11195682-B2 · Dec 7, 2021 · US
Meter arranged to open a switching member when the upstream voltage falls below a threshold voltage
US-11150282-B2 · Oct 19, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H83/12?
- CPC H01H83/12 is the Cooperative Patent Classification code for “operated by voltage falling below a predetermined value, e.g. for no-volt protection.”
- How many patents are filed under CPC H01H83/12 (operated by voltage falling below a predetermined value, e.g. for no-volt protection)?
- Our database includes 50 publications tagged with this CPC code.
- Is patent activity under CPC H01H83/12 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).