- 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 3/15 - Impregnating involving polymerisation
Patent holdings for IPC class B27K 3/15
Total number of patents in this class: 258
10-year publication summary
13
|
21
|
29
|
19
|
24
|
18
|
26
|
18
|
12
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Dow Global Technologies LLC | 10147 |
33 |
Kebony ASA | 16 |
10 |
Georg-august-universitat Gottingen Stiftung Offentlichen Rechts | 69 |
9 |
BASF AG | 1258 |
8 |
Stora Enso Oyj | 1504 |
8 |
SAS Woodoo | 20 |
8 |
BASF SE | 19740 |
6 |
Koppers Performance Chemicals Inc. | 129 |
5 |
Archroma IP GmbH | 460 |
4 |
Cellutech AB | 24 |
4 |
University of Maryland, College Park | 894 |
4 |
Rohm and Haas Company | 2805 |
3 |
JELD-WEN, inc. | 294 |
3 |
Kyoto Prefectural Public University Corporation | 209 |
3 |
METADYNEA AUSTRIA GmbH | 29 |
3 |
Momentive Performance Materials GmbH | 120 |
3 |
Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2362 |
3 |
Schwan-STABILO Cosmetics GmbH & Co. KG | 100 |
3 |
Transfurans Chemicals | 4 |
3 |
Wacker Chemie AG | 2091 |
3 |
Other owners | 132 |