Circuit breakers incorporating reset lockout mechanisms
US-2019189379-A1 · Jun 20, 2019 · US
actuated by lever
actuated by lever · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H71/52 |
| Official title | actuated by lever |
| Display label | actuated by lever |
| Total patents | 139 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 21 |
| 2017 | 12 |
| 2018 | 21 |
| 2019 | 19 |
| 2020 | 11 |
| 2021 | 9 |
| 2022 | 13 |
| 2023 | 11 |
| 2024 | 5 |
| 2025 | 11 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Circuit breaker lockout subassemblies, and circuit breakers and methods including same
US-2018323600-A1 · Nov 8, 2018 · US
3-way disconnector and earth switch for gas insulated switchgear
US-10121625-B2 · Nov 6, 2018 · US
Magnetic trip device of air circuit breaker
US-2018308652-A1 · Oct 25, 2018 · US
Door locking device of distribution board of air circuit breaker
US-10090120-B2 · Oct 2, 2018 · US
Circuit breakers
US-2018277326-A1 · Sep 27, 2018 · US
Magnetic trip device for circuit breaker
US-2018269021-A1 · Sep 20, 2018 · US
Molded-case circuit breaker with main contact interlock feature
US-2018247783-A1 · Aug 30, 2018 · US
Systems, apparatus, and methods for accessory tripping and resetting of electric circuit breakers
US-2018240635-A1 · Aug 23, 2018 · US
Circuit breaker having circuit operating device
US-2018240634-A1 · Aug 23, 2018 · US
3-way disconnector and earth switch for gas insulated switchgear
US-2018197709-A1 · Jul 12, 2018 · US
Magnetic trip device for circuit breaker
US-2018190463-A1 · Jul 5, 2018 · US
Adjustable thermal trip mechanism for circuit breaker
US-10014142-B2 · Jul 3, 2018 · US
Two-level latch mechanism for operation mechanism of circuit breaker
US-2018151320-A1 · May 31, 2018 · US
Manual operation device for low voltage switching apparatus
US-9966208-B2 · May 8, 2018 · US
Door locking device of distribution board of air circuit breaker
US-2018122593-A1 · May 3, 2018 · US
Electrical switching apparatus, and movable arm assembly and movable arm therefor
US-9941085-B2 · Apr 10, 2018 · US
Electrical switching apparatus, and operating handle assembly and trip cam therefor
US-9928977-B2 · Mar 27, 2018 · US
Switching device comprising a resetting device
US-2018082810-A1 · Mar 22, 2018 · US
Breaker mechanism for an electrical circuit breaker and electrical circuit breaker with such a breaker mechanism
US-2018068819-A1 · Mar 8, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H71/52?
- CPC H01H71/52 is the Cooperative Patent Classification code for “actuated by lever.”
- How many patents are filed under CPC H01H71/52 (actuated by lever)?
- Our database includes 139 publications tagged with this CPC code.
- Is patent activity under CPC H01H71/52 growing?
- Publication counts under this code: 5 in 2024 vs 11 in 2025 (latest complete years).