Cooking appliance
US-2019327979-A1 · Oct 31, 2019 · US
in boilers heated electrically
in boilers heated electrically · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F22B1/28 |
| Official title | in boilers heated electrically |
| Display label | in boilers heated electrically |
| Total patents | 115 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 15 |
| 2016 | 11 |
| 2017 | 15 |
| 2018 | 15 |
| 2019 | 14 |
| 2020 | 9 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 6 |
| 2024 | 11 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device and method for generating steam comprising a container for collecting scale flakes
US-10451368-B2 · Oct 22, 2019 · US
System to pressurize waterin a garment care device
US-10364526-B2 · Jul 30, 2019 · US
Wick suitable for use in an electronic smoking article
US-10258089-B2 · Apr 16, 2019 · US
Steamer with filter unit, filter cartridge and method of conveying steam
US-10132025-B2 · Nov 20, 2018 · US
Steam generator
US-10125978-B2 · Nov 13, 2018 · US
Steam generator
US-2018306432-A1 · Oct 25, 2018 · US
Configurable liquid precursor vaporizer
US-10107490-B2 · Oct 23, 2018 · US
Device and method for generating steam comprising a container for collecting scale flakes
US-2018283817-A1 · Oct 4, 2018 · US
Device For Converting A Liquid Into Vapour And Associated Method For Regulating A Heating Power
US-2018264374-A1 · Sep 20, 2018 · US
Heat recovery steam generator with electrical heater system and method
US-2018216496-A1 · Aug 2, 2018 · US
Steam generator
US-9958151-B2 · May 1, 2018 · US
Steaming device
US-9926661-B2 · Mar 27, 2018 · US
Steam generator
US-9890946-B2 · Feb 13, 2018 · US
Steam generator system, control method and household appliance
US-2018038585-A1 · Feb 8, 2018 · US
Steam generator, steam generator system and household appliance
US-2018038584-A1 · Feb 8, 2018 · US
Aerosol guiding device and aerosol generating system comprising said aerosol guiding device
US-2018000159-A1 · Jan 4, 2018 · US
Wick suitable for use in an electronic smoking article
US-2018000164-A1 · Jan 4, 2018 · US
Wick suitable for use in an electronic smoking article
US-9854847-B2 · Jan 2, 2018 · US
Steam generating system with detachable cover
US-2017370572-A1 · Dec 28, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F22B1/28?
- CPC F22B1/28 is the Cooperative Patent Classification code for “in boilers heated electrically.”
- How many patents are filed under CPC F22B1/28 (in boilers heated electrically)?
- Our database includes 115 publications tagged with this CPC code.
- Is patent activity under CPC F22B1/28 growing?
- Publication counts under this code: 11 in 2024 vs 4 in 2025 (latest complete years).