Delignified wood materials, and methods for fabricating and use thereof
US-2024269882-A1 · Aug 15, 2024 · US
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Grafting onto wood fibres (B27K3/156 takes precedence; macromolecular compounds derived from lignocellulosic materials C08H)
Grafting onto wood fibres (B27K3/156 takes precedence; macromolecular compounds derived from lignocellulosic materials C08H) · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B27K3/346 |
| Official title | {Grafting onto wood fibres (B27K3/156 takes precedence; macromolecular compounds derived from lignocellulosic materials C08H)} |
| Display label | Grafting onto wood fibres (B27K3/156 takes precedence; macromolecular compounds derived from lignocellulosic materials C08H) |
| Total patents | 18 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 1 |
| 2023 | 2 |
| 2024 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Flame-retardant treatment of lignocellulosic materials, resulting flame-retarded lignocellulosic materials and uses thereof
US-11964407-B2 · Apr 23, 2024 · US
Delignified wood materials, and methods for fabricating and use thereof
US-11958209-B2 · Apr 16, 2024 · US
Treated Cellulosic Materials and Methods of Making the Same
US-2023347547-A1 · Nov 2, 2023 · US
Flame-retardant treatment of lignocellulosic materials, resulting flame-retarded lignocellulosic materials and uses thereof
US-2023182342-A1 · Jun 15, 2023 · US
Delignified wood materials, and methods for fabricating and use thereof
US-2020238565-A1 · Jul 30, 2020 · US
Coloration of acetylated wood
US-10315332-B2 · Jun 11, 2019 · US
Coloration of acetylated wood
US-10293515-B2 · May 21, 2019 · US
Protection of wood
US-10086530-B2 · Oct 2, 2018 · US
Uv-stable and superhydrophobic wood surface
US-2018257256-A1 · Sep 13, 2018 · US
Coloration of acetylated wood
US-2018162009-A1 · Jun 14, 2018 · US
Coloration of acetylated wood
US-2018162008-A1 · Jun 14, 2018 · US
Protection of wood
US-2017326753-A9 · Nov 16, 2017 · US
Dual vessel chemical modification and heating of wood with optional vapor containment
US-2016354948-A1 · Dec 8, 2016 · US
Protection of wood
US-2016325459-A1 · Nov 10, 2016 · US
Dual vessel chemical modification and heating of wood with optional vapor
US-9456473-B2 · Sep 27, 2016 · US
Wood heater with enhanced microwave launching system
US-9282594-B2 · Mar 8, 2016 · US
Compositions and methods for making glass fortified wood
US-9062210-B2 · Jun 23, 2015 · US