Limited swivel apparatus for a passenger seat
US-2018346126-A1 · Dec 6, 2018 · US
Chairs or stools with rotatable seat (adjustable in height by rotation A47C3/24)
Chairs or stools with rotatable seat (adjustable in height by rotation A47C3/24) · 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 | A47C3/18 |
| Official title | Chairs or stools with rotatable seat (adjustable in height by rotation A47C3/24) |
| Display label | Chairs or stools with rotatable seat (adjustable in height by rotation A47C3/24) |
| Total patents | 145 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 17 |
| 2017 | 16 |
| 2018 | 15 |
| 2019 | 17 |
| 2020 | 10 |
| 2021 | 11 |
| 2022 | 12 |
| 2023 | 7 |
| 2024 | 10 |
| 2025 | 11 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Seating device
US-10143308-B2 · Dec 4, 2018 · US
Seating arrangement
US-2018295996-A1 · Oct 18, 2018 · US
Node seat to base mounting assembly
US-2018192777-A1 · Jul 12, 2018 · US
Chair column arrangement
US-2018160814-A1 · Jun 14, 2018 · US
Chair assembly with extended surface
US-9986837-B2 · Jun 5, 2018 · US
Rotational device for a vehicle seat, and vehicle seat
US-9969301-B2 · May 15, 2018 · US
Swivel base assembly with fore/aft/rotational movement and warping features
US-9896001-B1 · Feb 20, 2018 · US
Swivel base assembly with fore/aft/rotational movement and warping features
US-2018044025-A1 · Feb 15, 2018 · US
Seating arrangement
US-2018027973-A1 · Feb 1, 2018 · US
Chair assembly with upholstery covering
US-9826839-B2 · Nov 28, 2017 · US
Curved ceiling structure
US-2017275877-A1 · Sep 28, 2017 · US
Theater having provided with screen having curvature, and chair control system for same
US-2017273473-A1 · Sep 28, 2017 · US
Navigation Controller for Virtual-Reality Systems
US-2017266572-A1 · Sep 21, 2017 · US
Limited swivel apparatus for a passenger seat
US-2017267355-A1 · Sep 21, 2017 · US
Curved screen frame and theater comprising same
US-2017226739-A1 · Aug 10, 2017 · US
Variable screen system
US-2017212415-A1 · Jul 27, 2017 · US
Screen-holding structure to prevent sagging screen phenomenon
US-2017205025-A1 · Jul 20, 2017 · US
Entertainment device accessory
US-2017202358-A1 · Jul 20, 2017 · US
Curved screen support and theater comprising same
US-2017204598-A1 · Jul 20, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A47C3/18?
- CPC A47C3/18 is the Cooperative Patent Classification code for “Chairs or stools with rotatable seat (adjustable in height by rotation A47C3/24).”
- How many patents are filed under CPC A47C3/18 (Chairs or stools with rotatable seat (adjustable in height by rotation A47C3/24))?
- Our database includes 145 publications tagged with this CPC code.
- Is patent activity under CPC A47C3/18 growing?
- Publication counts under this code: 10 in 2024 vs 11 in 2025 (latest complete years).