Flame producing assembly reducing fuel evaporation
US-2024377064-A1 · Nov 14, 2024 · US
Mechanical Engineering
Mechanical Engineering · 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 | F23D3/08 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 23 |
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 | 1 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 7 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Combustion system and method of operation thereof
US-2023228414-A1 · Jul 20, 2023 · US
Flame-resistant wick
US-11680705-B2 · Jun 20, 2023 · US
Transformable wick device and corresponding combustion device
US-11448396-B2 · Sep 20, 2022 · US
Flame-resistant wick
US-2021247065-A1 · Aug 12, 2021 · US
Flame-resistant wick
US-11079104-B2 · Aug 3, 2021 · US
Decorative combustion device capable of emitting fragrance
US-11033650-B2 · Jun 15, 2021 · US
Flame-resistant wick
US-2020400307-A1 · Dec 24, 2020 · US
Protected combustion device
US-2020370746-A1 · Nov 26, 2020 · US
Transformable wick device and corresponding combustion device
US-2020348020-A1 · Nov 5, 2020 · US
Decorative combustion device capable of emitting fragrance
US-2020338224-A1 · Oct 29, 2020 · US
Metallic wick
US-10690338-B2 · Jun 23, 2020 · US
Safe combustion device
US-10655861-B2 · May 19, 2020 · US
Combustion Device
US-2020088401-A1 · Mar 19, 2020 · US
Wick of flame device
US-10458648-B2 · Oct 29, 2019 · US
Method for forming consistently-sized and controllably-timed droplets
US-10443838-B2 · Oct 15, 2019 · US
Wick of flame device
US-10337730-B2 · Jul 2, 2019 · US
Safe Combustion Device
US-2019078791-A1 · Mar 14, 2019 · US
Method for Forming Consistently-Sized and Controllably-Timed Droplets
US-2018290154-A1 · Oct 11, 2018 · US
Wick of Flame Device
US-2018266677-A1 · Sep 20, 2018 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F23D3/08?
- CPC F23D3/08 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F23D3/08 (Mechanical Engineering)?
- Our database includes 23 publications tagged with this CPC code.
- Is patent activity under CPC F23D3/08 growing?
- Publication counts under this code: 2 in 2023 vs 1 in 2024 (latest complete years).