PTC heater
US-12460838-B2 · Nov 4, 2025 · US
Two-piece frames, e.g. two-shell frames, also including frames as a central body with two covers · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F24H3/0464 |
| Official title | {Two-piece frames, e.g. two-shell frames, also including frames as a central body with two covers} |
| Display label | Two-piece frames, e.g. two-shell frames, also including frames as a central body with two covers |
| Total patents | 19 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12460838-B2 · Nov 4, 2025 · US
US-12232225-B2 · Feb 18, 2025 · US
US-2024125514-A1 · Apr 18, 2024 · US
US-11686502-B2 · Jun 27, 2023 · US
US-11618302-B2 · Apr 4, 2023 · US
US-11619422-B2 · Apr 4, 2023 · US
US-2022146148-A1 · May 12, 2022 · US
US-2022007465-A1 · Jan 6, 2022 · US
US-11105532-B2 · Aug 31, 2021 · US
US-2021033303-A1 · Feb 4, 2021 · US
US-2020338961-A1 · Oct 29, 2020 · US
US-2020309413-A1 · Oct 1, 2020 · US
US-2019135080-A1 · May 9, 2019 · US
US-10207568-B2 · Feb 19, 2019 · US
US-9894715-B2 · Feb 13, 2018 · US
US-2017295613-A1 · Oct 12, 2017 · US
US-9398641-B2 · Jul 19, 2016 · US
US-2015373784-A1 · Dec 24, 2015 · US
US-2015343883-A1 · Dec 3, 2015 · US