- All sections
- B - Performing operationstransporting
- B27K - Processes, apparatus or selection of substances for impregnating, staining, dyeing or bleaching of wood, or for treating of wood with permeant liquids, not otherwise provided forchemical or physical treatment of cork, cane, reed, straw or similar materials
- B27K 3/00 - Impregnating wood, e.g. for protection
Patent holdings for IPC class B27K 3/00
Total number of patents in this class: 111
10-year publication summary
|
7
|
15
|
15
|
15
|
10
|
5
|
10
|
3
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koppers Performance Chemicals Inc. | 122 |
7 |
| University of Maryland, College Park | 1026 |
4 |
| SWIMC, LLC | 2516 |
4 |
| Swiss Krono Tec AG | 492 |
3 |
| Arxada AG | 167 |
3 |
| BASF SE | 21036 |
2 |
| American Chemet Corporation | 8 |
2 |
| Board of Supervisors of Louisiana State University and Agricultural and Mechanical College | 826 |
2 |
| Iml-instrumenta Mechanik Labor GmbH | 39 |
2 |
| Debal Coatings | 4 |
2 |
| ICyT SpA | 2 |
2 |
| Wood Modification Technologies Ltd | 8 |
2 |
| Palonot Oy | 6 |
2 |
| Muylle-facon | 7 |
2 |
| Siemens AG | 24346 |
1 |
| BASF AG | 187 |
1 |
| Kao Corporation | 4981 |
1 |
| Rohm and Haas Company | 2913 |
1 |
| Dow Global Technologies LLC | 10459 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10959 |
1 |
| Other owners | 66 |