Circuit breaker comprising a ceria-based catalyst for CO conversion into CO2
US-11056300-B2 · Jul 6, 2021 · US
wherein the break is in gas (in air at atmospheric pressure H01H33/73)
wherein the break is in gas (in air at atmospheric pressure H01H33/73) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H33/74 |
| Official title | wherein the break is in gas (in air at atmospheric pressure H01H33/73) |
| Display label | wherein the break is in gas (in air at atmospheric pressure H01H33/73) |
| Total patents | 77 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 14 |
| 2017 | 11 |
| 2018 | 9 |
| 2019 | 10 |
| 2020 | 9 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Insulating molded body and gas circuit breaker
US-2020357587-A1 · Nov 12, 2020 · US
Gas circuit breaker
US-2020357586-A1 · Nov 12, 2020 · US
Interrupter unit for a circuit breaker
US-10685798-B2 · Jun 16, 2020 · US
A circuit breaker comprising a ceria-based catalyst for co conversion into co2
US-2020185171-A1 · Jun 11, 2020 · US
Gas circuit breaker
US-10665399-B2 · May 26, 2020 · US
Low-voltage multipolar circuit breaker
US-10665403-B2 · May 26, 2020 · US
Electric switch provided with an arc-blasting unit
US-2020161066-A1 · May 21, 2020 · US
Electrical circuit breaker device with particle trap
US-10553378-B2 · Feb 4, 2020 · US
Gas-insulated circuit breaker and a method for breaking an electrical connection
US-10535480-B2 · Jan 14, 2020 · US
Extinguishing gas filtering device and electric current switchgear comprising such a filtering device
US-10522310-B2 · Dec 31, 2019 · US
Gas circuit breaker
US-2019362913-A1 · Nov 28, 2019 · US
Gas circuit breaker
US-10475607-B2 · Nov 12, 2019 · US
Electric arc extinguishing apparatus for a molded case circuit breaker
US-10381180-B1 · Aug 13, 2019 · US
Interrupter unit for a circuit breaker
US-2019180963-A1 · Jun 13, 2019 · US
Low-voltage multipolar circuit breaker
US-2019157028-A1 · May 23, 2019 · US
Gas circuit breaker
US-2019088430-A1 · Mar 21, 2019 · US
Electrical circuit breaker device with particle trap
US-2019035579-A1 · Jan 31, 2019 · US
Extinguishing gas filtering device and electric current switchgear comprising such a filtering device
US-2019035580-A1 · Jan 31, 2019 · US
Circuit breaker equipped with an extensible exhaust cover
US-10170256-B2 · Jan 1, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H33/74?
- CPC H01H33/74 is the Cooperative Patent Classification code for “wherein the break is in gas (in air at atmospheric pressure H01H33/73).”
- How many patents are filed under CPC H01H33/74 (wherein the break is in gas (in air at atmospheric pressure H01H33/73))?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC H01H33/74 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).