Switching amplifier circuitry
US-2026005658-A1 · Jan 1, 2026 · US
with double backrests
with double backrests · 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 | A47C7/405 |
| Official title | {with double backrests} |
| Display label | with double backrests |
| Total patents | 35 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 4 |
| 2017 | 8 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Motor vehicle with seat assembly divided into several, singulary adjustable portions
US-12447872-B2 · Oct 21, 2025 · US
Switching amplifier circuitry
US-12445098-B2 · Oct 14, 2025 · US
Vehicle seat
US-12377767-B2 · Aug 5, 2025 · US
Articulating chair
US-12161592-B2 · Dec 10, 2024 · US
Articulating Chair
US-2024342025-A1 · Oct 17, 2024 · US
Vehicle Seat
US-2024174151-A1 · May 30, 2024 · US
Switching amplifier circuitry
US-2024056039-A1 · Feb 15, 2024 · US
Motor vehicle with seat assembly divided into several, singulary adjustable portions
US-2024010105-A1 · Jan 11, 2024 · US
Human body support device
US-2022134049-A1 · May 5, 2022 · US
Ergonomically configured muscle release office chair
US-11166564-B2 · Nov 9, 2021 · US
Conforming back for a seating unit
US-10791842-B2 · Oct 6, 2020 · US
Chair assembly
US-10413083-B2 · Sep 17, 2019 · US
Ergonomically Configured Muscle Release Office Chair
US-2019159597-A1 · May 30, 2019 · US
Chair assembly
US-2018249845-A1 · Sep 6, 2018 · US
Adjustable upper seatback module
US-10035442-B2 · Jul 31, 2018 · US
Chair assembly method
US-9986848-B2 · Jun 5, 2018 · US
Seat
US-9802513-B2 · Oct 31, 2017 · US
Seat for vehicles
US-9796302-B2 · Oct 24, 2017 · US
Chair Assembly
US-2017280888-A1 · Oct 5, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A47C7/405?
- CPC A47C7/405 is the Cooperative Patent Classification code for “with double backrests.”
- How many patents are filed under CPC A47C7/405 (with double backrests)?
- Our database includes 35 publications tagged with this CPC code.
- Is patent activity under CPC A47C7/405 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).