- All sections
- B - Performing operations; transporting
- 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 for; chemical 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: 119
10-year publication summary
4
|
8
|
17
|
17
|
15
|
11
|
7
|
11
|
3
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Koppers Performance Chemicals Inc. | 129 |
11 |
SWIMC, LLC | 2426 |
4 |
Swiss Krono Tec AG | 472 |
3 |
University of Maryland, College Park | 894 |
3 |
Arxada AG | 141 |
3 |
BASF SE | 19740 |
2 |
American Chemet Corporation | 8 |
2 |
Board of Supervisors of Louisiana State University and Agricultural and Mechanical College | 786 |
2 |
Herron Intellectual Property Holdings, LLC | 6 |
2 |
Iml-instrumenta Mechanik Labor GmbH | 37 |
2 |
Thermya | 4 |
2 |
Debal Coatings | 4 |
2 |
ICyT SpA | 2 |
2 |
Wood Modification Technologies Ltd | 8 |
2 |
Palonot Oy | 6 |
2 |
Muylle-facon | 5 |
2 |
Siemens AG | 24990 |
1 |
BASF AG | 1258 |
1 |
Kao Corporation | 4843 |
1 |
Rohm and Haas Company | 2805 |
1 |
Other owners | 69 |