Noise-reducing earmuff
US-2020397618-A1 · Dec 24, 2020 · US
Human Necessities
Human Necessities · 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 | A61F2011/145 |
| Official title | — |
| Display label | Human Necessities (mapped technology topic) |
| Total patents | 87 |
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 | 6 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 9 |
| 2019 | 20 |
| 2020 | 23 |
| 2021 | 12 |
| 2022 | 5 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hearing protection devices, speakers and noise exposure sensors therefore, and sensor housings and associated methods for the same
US-2020374622-A1 · Nov 26, 2020 · US
Hearing protection devices, noise exposure sensors therefor, and sensor housings and associated methods for the same
US-2020368071-A1 · Nov 26, 2020 · US
Hearing protector and a method of making a hearing protector
US-10792190-B2 · Oct 6, 2020 · US
Methods and devices for occluding an ear canal having a predetermined filter characteristic
US-10757496-B2 · Aug 25, 2020 · US
Hearing Protector and a Method of Making a Hearing Protector
US-2020246189-A1 · Aug 6, 2020 · US
Comfort headband for hearing protectors
US-10722404-B2 · Jul 28, 2020 · US
Determination of environmental effects on electrical load devices
US-10652649-B2 · May 12, 2020 · US
Active Acoustic Filter with Automatic Selection of Filter Parameters Based on Ambient Sound
US-2020133627-A1 · Apr 30, 2020 · US
Hearing protection device with passive ear protectors
US-2020100016-A1 · Mar 26, 2020 · US
Wireform attachment mechanism
US-10582736-B2 · Mar 10, 2020 · US
Wind noise mitigation in active noise cancelling headphone system and method
US-10582293-B2 · Mar 3, 2020 · US
Determination of Effects of Physical Activity on Electrical Load Devices
US-2020068290-A1 · Feb 27, 2020 · US
Adaptive electronic hearing protection device
US-2020030151-A1 · Jan 30, 2020 · US
Acoustic attenuating ear muffs with mechanically actuated attenuation plugs
US-2019380877-A1 · Dec 19, 2019 · US
Weapon system with operator identification
US-2019376755-A1 · Dec 12, 2019 · US
Explosive sound pressure level active noise cancellation
US-10506328-B2 · Dec 10, 2019 · US
Electronic hearing protector with switchable electrical contacts
US-10485706-B2 · Nov 26, 2019 · US
Active acoustic filter with automatic selection of filter parameters based on ambient sound
US-10466957-B2 · Nov 5, 2019 · US
Hearing device with suppression of sound impulses
US-2019327564-A1 · Oct 24, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A61F2011/145?
- CPC A61F2011/145 is the Cooperative Patent Classification code for “Human Necessities.”
- How many patents are filed under CPC A61F2011/145 (Human Necessities)?
- Our database includes 87 publications tagged with this CPC code.
- Is patent activity under CPC A61F2011/145 growing?
- Publication counts under this code: 5 in 2022 vs 1 in 2023 (latest complete years).