Gas diffusion layer made of water jet entangled nonwovens
US-2025361660-A1 · Nov 27, 2025 · US
Carbonising or oxidising (processes comprising combined chemical and mechanical treatment D06M) · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D06C7/04 |
| Official title | Carbonising or oxidising (processes comprising combined chemical and mechanical treatment D06M) |
| Display label | Carbonising or oxidising (processes comprising combined chemical and mechanical treatment D06M) |
| Total patents | 19 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 7 |
| 2025 | 4 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025361660-A1 · Nov 27, 2025 · US
US-12359350-B2 · Jul 15, 2025 · US
US-12269007-B2 · Apr 8, 2025 · US
US-12208367-B2 · Jan 28, 2025 · US
US-2024400767-A1 · Dec 5, 2024 · US
US-2024376648-A1 · Nov 14, 2024 · US
US-2024360606-A1 · Oct 31, 2024 · US
US-11975974-B2 · May 7, 2024 · US
US-2024101429-A1 · Mar 28, 2024 · US
US-2024080975-A1 · Mar 7, 2024 · US
US-2024047704-A1 · Feb 8, 2024 · US
US-11643756-B1 · May 9, 2023 · US
US-2022161229-A1 · May 26, 2022 · US
US-2022152580-A1 · May 19, 2022 · US
US-10801136-B2 · Oct 13, 2020 · US
US-2019055681-A1 · Feb 21, 2019 · US
US-10087558-B2 · Oct 2, 2018 · US
US-9637849-B2 · May 2, 2017 · US
US-2016040322-A1 · Feb 11, 2016 · US