Safety helmet
US-12514323-B2 · Jan 6, 2026 · US
with additional heating or cooling means
with additional heating or cooling means · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A42B3/285 |
| Official title | {with additional heating or cooling means} |
| Display label | with additional heating or cooling means |
| Total patents | 38 |
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 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 11 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
A helmet
US-2025204631-A1 · Jun 26, 2025 · US
Safety helmet fan system
US-12295448-B2 · May 13, 2025 · US
Safety helmet with an adapter and process for detachably fastening a module
US-12213554-B2 · Feb 4, 2025 · US
Personal air filtering device with automatic control of air movement
US-12185787-B2 · Jan 7, 2025 · US
Safety Helmet
US-2024292922-A1 · Sep 5, 2024 · US
Personal air filtration system with smart app
US-12075874-B2 · Sep 3, 2024 · US
Safety helmet
US-12011057-B2 · Jun 18, 2024 · US
Safety helmet with an adapter and process for detachably fastening a module
US-2024099415-A1 · Mar 28, 2024 · US
Safety helmet with an adapter and process for detachably fastening a module
US-11864616-B2 · Jan 9, 2024 · US
Safety helmet fan system
US-2023329386-A1 · Oct 19, 2023 · US
Safety helmet fan system
US-11717047-B2 · Aug 8, 2023 · US
Safety helmet fan system
US-2022117347-A1 · Apr 21, 2022 · US
Safety helmet fan system
US-11241060-B2 · Feb 8, 2022 · US
Head Covering Device Providing Filtered Air and Climate Control
US-2022000209-A1 · Jan 6, 2022 · US
Helmet having an evaporation cooler
US-11191315-B2 · Dec 7, 2021 · US
Safety helmet with an adapter and process for detachably fastening a module
US-2021337914-A1 · Nov 4, 2021 · US
Personal Air Filtration Device with Reduced Noise from Air Mover
US-2021289876-A1 · Sep 23, 2021 · US
Personal Air Filtering Device with Automatic Control of Air Movement
US-2021289875-A1 · Sep 23, 2021 · US
Personal Air Filtering Device with Safety Features
US-2021290989-A1 · Sep 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A42B3/285?
- CPC A42B3/285 is the Cooperative Patent Classification code for “with additional heating or cooling means.”
- How many patents are filed under CPC A42B3/285 (with additional heating or cooling means)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC A42B3/285 growing?
- Publication counts under this code: 5 in 2024 vs 4 in 2025 (latest complete years).