Bushing comprising low-viscosity insulating fluid and electrical facility with bushing
US-12580103-B2 · Mar 17, 2026 · US
Insulators having evacuated or gas-filled spaces
Insulators having evacuated or gas-filled spaces · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01B17/36 |
| Official title | Insulators having evacuated or gas-filled spaces |
| Display label | Insulators having evacuated or gas-filled spaces |
| Total patents | 29 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 1 |
| 2019 | 1 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sous vide appliance
US-12527426-B2 · Jan 20, 2026 · US
Electrical and thermal connection cable for charged particle microscopes
US-2025342985-A1 · Nov 6, 2025 · US
Dielectric body for an electrical component
US-2025232892-A1 · Jul 17, 2025 · US
Mixtures of supercritical fluids as a dielectric material
US-2025095876-A1 · Mar 20, 2025 · US
Mixtures of supercritical fluids as a dielectric material
US-12198831-B2 · Jan 14, 2025 · US
Bushing comprising low-viscosity insulating fluid and electrical facility with bushing
US-2024347234-A1 · Oct 17, 2024 · US
High-voltage bushing and method for monitoring its operation
US-11923107-B2 · Mar 5, 2024 · US
Flange, insulator and insulated support post
US-11915842-B2 · Feb 27, 2024 · US
Radio frequency (rf) plenum cable with reduced insertion loss
US-2023282394-A1 · Sep 7, 2023 · US
A sous vide appliance
US-2022354294-A1 · Nov 10, 2022 · US
Electric current supply system, designed to be at least partially submerged in an electrically conductive liquid during operation thereof
US-11324085-B2 · May 3, 2022 · US
Mixtures of supercritical fluids as a dielectric material
US-2021383944-A1 · Dec 9, 2021 · US
Hollow insulator and method for production thereof
US-11114220-B2 · Sep 7, 2021 · US
High-voltage bushing and method for monitoring its operation
US-2021193352-A1 · Jun 24, 2021 · US
Support structure and layout for a HVDC disconnector
US-10984926-B2 · Apr 20, 2021 · US
Apparatus for the generation, the distribution and/or the usage of electrical energy and component for such an apparatus
US-10825576-B2 · Nov 3, 2020 · US
Hollow insulator and method for production thereof
US-2020343024-A1 · Oct 29, 2020 · US
An electric current supply system, designed to be at least partially submerged in an electrically conductive liquid during operation thereof
US-2020325585-A1 · Oct 15, 2020 · US
Gas insulated bus
US-10707667-B2 · Jul 7, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01B17/36?
- CPC H01B17/36 is the Cooperative Patent Classification code for “Insulators having evacuated or gas-filled spaces.”
- How many patents are filed under CPC H01B17/36 (Insulators having evacuated or gas-filled spaces)?
- Our database includes 29 publications tagged with this CPC code.
- Is patent activity under CPC H01B17/36 growing?
- Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).