Electronic device with microphone housing structure
US-12549215-B2 · Feb 10, 2026 · US
Hygienic or sanitary devices on telephone equipment (for mouthpieces or earpieces H04R1/12)
Hygienic or sanitary devices on telephone equipment (for mouthpieces or earpieces H04R1/12) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H04M1/17 |
| Official title | Hygienic or sanitary devices on telephone equipment (for mouthpieces or earpieces H04R1/12) |
| Display label | Hygienic or sanitary devices on telephone equipment (for mouthpieces or earpieces H04R1/12) |
| Total patents | 43 |
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 | 4 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Mobile terminal
US-12530053-B2 · Jan 20, 2026 · US
Electronic device including sweeper
US-2025224773-A1 · Jul 10, 2025 · US
Electronic device including sweeper
US-12265426-B2 · Apr 1, 2025 · US
Electronic device
US-2024244129-A1 · Jul 18, 2024 · US
Dust mitigation
US-12026020-B2 · Jul 2, 2024 · US
Electronic Device
US-2023261684-A1 · Aug 17, 2023 · US
Mobile terminal
US-2023185341-A1 · Jun 15, 2023 · US
Dust mitigation
US-2022342454-A1 · Oct 27, 2022 · US
Electronic device including sweeper
US-2022317739-A1 · Oct 6, 2022 · US
Cover window including anti-pollution layer at opening and display device including the same
US-11428967-B2 · Aug 30, 2022 · US
Image processing method and apparatus for displaying an image between two display screens
US-11194536-B2 · Dec 7, 2021 · US
Cover
US-11192038-B2 · Dec 7, 2021 · US
Antimicrobial Backlit Device
US-2021023245-A1 · Jan 28, 2021 · US
Intelligent apparatus
US-10897660-B1 · Jan 19, 2021 · US
Cover
US-2021008459-A1 · Jan 14, 2021 · US
No point of contact charging system
US-RE48193-E · Sep 1, 2020 · US
Image processing method and apparatus
US-2020272399-A1 · Aug 27, 2020 · US
Antimicrobial backlit device
US-10702617-B2 · Jul 7, 2020 · US
Tri-layer case with shock-absorbing impact geometry
US-10694825-B2 · Jun 30, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H04M1/17?
- CPC H04M1/17 is the Cooperative Patent Classification code for “Hygienic or sanitary devices on telephone equipment (for mouthpieces or earpieces H04R1/12).”
- How many patents are filed under CPC H04M1/17 (Hygienic or sanitary devices on telephone equipment (for mouthpieces or earpieces H04R1/12))?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC H04M1/17 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).