- 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 3/02 - ProcessesApparatus
Patent holdings for IPC class B27K 3/02
Total number of patents in this class: 344
10-year publication summary
|
21
|
29
|
28
|
30
|
36
|
26
|
39
|
27
|
31
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tricoya Technologies Ltd | 40 |
23 |
| Dow Global Technologies LLC | 10448 |
16 |
| University of Maryland, College Park | 1026 |
16 |
| Koppers Performance Chemicals Inc. | 123 |
10 |
| Stora Enso Oyj | 1658 |
6 |
| Titan Wood Limited | 61 |
6 |
| SAS Woodoo | 29 |
6 |
| Georg-august-universitat Gottingen Stiftung Offentlichen Rechts | 78 |
5 |
| Iml-instrumenta Mechanik Labor GmbH | 39 |
5 |
| UPM-Kymmene Corporation | 945 |
5 |
| American Chemet Corporation | 8 |
4 |
| Electronics for Imaging, Inc. | 318 |
4 |
| Northeast Forestry University | 29 |
4 |
| Universite de Lorraine | 384 |
4 |
| Technologies Boralife Inc. | 13 |
4 |
| T2earth Holdings LLC | 15 |
4 |
| Copper Care Wood Preservatives, Inc. | 16 |
4 |
| Arxada AG | 166 |
4 |
| Swiss Wood Solutions AG | 9 |
4 |
| Gaia Wood Technology ApS | 5 |
4 |
| Other owners | 206 |