Protective element
US-12537156-B2 · Jan 27, 2026 · US
Thermally-actuated switches
Thermally-actuated switches · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H37/00 |
| Official title | Thermally-actuated switches |
| Display label | Thermally-actuated switches |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 9 |
| 2018 | 5 |
| 2019 | 8 |
| 2020 | 5 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 3 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Thermoelectric tripping device and coupling arrangement thereof
US-12370395-B2 · Jul 29, 2025 · US
Method for changing a working fluid in an expansion system, and expansion system
US-11761822-B2 · Sep 19, 2023 · US
Protective element
US-2023197392-A1 · Jun 22, 2023 · US
Zero power plasmonic microelectromechanical device
US-11557449-B2 · Jan 17, 2023 · US
Communication device
US-11353837-B2 · Jun 7, 2022 · US
Cryogenic cooling system
US-11333404-B2 · May 17, 2022 · US
Thermoelectric tripping device and coupling arrangement thereof
US-2021285681-A1 · Sep 16, 2021 · US
Power supply control device and communication device
US-2020401096-A1 · Dec 24, 2020 · US
Power supply control device
US-10838382-B2 · Nov 17, 2020 · US
Zero power plasmonic microelectromechanical device
US-2020335294-A1 · Oct 22, 2020 · US
Two lead electronic switch system adapted to replace a mechanical switch system
US-10749516-B2 · Aug 18, 2020 · US
Zero power plasmonic microelectromechanical device
US-10643810-B2 · May 5, 2020 · US
Cryogenic Cooling System
US-2019383525-A1 · Dec 19, 2019 · US
System and method for independently controlling relay, using bimetal
US-10446352-B2 · Oct 15, 2019 · US
Power supply control device and communication device
US-2019265664-A1 · Aug 29, 2019 · US
System and method for thermal control in a chassis
US-10383259-B2 · Aug 13, 2019 · US
System and method for thermal control in a chassis
US-10383258-B2 · Aug 13, 2019 · US
Method for changing a working fluid in an expansion system, and expansion system
US-2019187001-A1 · Jun 20, 2019 · US
Resettable sensor assembly and system
US-10260958-B2 · Apr 16, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H37/00?
- CPC H01H37/00 is the Cooperative Patent Classification code for “Thermally-actuated switches.”
- How many patents are filed under CPC H01H37/00 (Thermally-actuated switches)?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC H01H37/00 growing?
- Publication counts under this code: 3 in 2023 vs 1 in 2025 (latest complete years).