Folding chair comprising a seat upholstery arranged to be flat in a folded state
US-12239236-B2 · Mar 4, 2025 · US
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having a frame made of metal
having a frame made of metal · 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 | A47C4/18 |
| Official title | having a frame made of metal |
| Display label | having a frame made of metal |
| Total patents | 11 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2018 | 1 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Foldable plastic-steel chair
US-12144429-B2 · Nov 19, 2024 · US
Folding chair comprising a seat upholstery arranged to be flat in a folded state
US-2023404265-A1 · Dec 21, 2023 · US
Outdoor appliance and support frame thereof
US-11585483-B2 · Feb 21, 2023 · US
Foldable plastic-steel chair
US-2022354256-A1 · Nov 10, 2022 · US
Outdoor Appliance and Support Frame Thereof
US-2021388939-A1 · Dec 16, 2021 · US
Chair and chair base
US-11122902-B2 · Sep 21, 2021 · US
Chair and chair base
US-2021007489-A1 · Jan 14, 2021 · US
Foldable bench
US-9888777-B2 · Feb 13, 2018 · US
Chair
US-2017164746-A1 · Jun 15, 2017 · US
Foldable Bench
US-2017099950-A1 · Apr 13, 2017 · US