Radiant tube apparatus and method for manufacturing same
US-12281371-B2 · Apr 22, 2025 · US
with radiation intensifying means other than screens or perforated plates · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F23D14/151 |
| Official title | {with radiation intensifying means other than screens or perforated plates} |
| Display label | with radiation intensifying means other than screens or perforated plates |
| Total patents | 14 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2019 | 2 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12281371-B2 · Apr 22, 2025 · US
US-2023046285-A1 · Feb 16, 2023 · US
US-11255538-B2 · Feb 22, 2022 · US
US-2021341177-A1 · Nov 4, 2021 · US
US-11022303-B2 · Jun 1, 2021 · US
US-11015803-B2 · May 25, 2021 · US
US-10794592-B2 · Oct 6, 2020 · US
US-2020141571-A1 · May 7, 2020 · US
US-2020141572-A1 · May 7, 2020 · US
US-2020124278-A1 · Apr 23, 2020 · US
US-2020124277-A1 · Apr 23, 2020 · US
US-10488039-B2 · Nov 26, 2019 · US
US-2019049108-A1 · Feb 14, 2019 · US
US-9209654-B2 · Dec 8, 2015 · US