- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 17/32 - PrepolymersMacromolecular compounds of natural origin, e.g. cellulosic materials
Patent holdings for IPC class C09K 17/32
Total number of patents in this class: 179
10-year publication summary
|
12
|
11
|
15
|
19
|
11
|
8
|
15
|
19
|
18
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kao Corporation | 5073 |
9 |
| Profile Products LLC | 371 |
7 |
| Lamberti SpA | 258 |
6 |
| MAPEI S.p.A. | 572 |
5 |
| Asahi Group Holdings, Ltd. | 473 |
4 |
| Croda International plc | 565 |
4 |
| Integrity Bio-chemicals, LLC | 61 |
4 |
| Specialty Operations France | 916 |
4 |
| Denka Company Limited | 2712 |
3 |
| Japan International Research Center for Agricultural Sciences | 35 |
3 |
| Nippon Paper Industries Co., Ltd. | 848 |
3 |
| Performance BioFilaments Inc. | 12 |
3 |
| Stora Enso Oyj | 1648 |
3 |
| UPL Limited | 629 |
3 |
| Maneko, spol. S r.o. | 4 |
3 |
| BASF SE | 21303 |
2 |
| Kaneka Corporation | 4693 |
2 |
| Korea Advanced Institute of Science and Technology | 4664 |
2 |
| Clariant International Ltd. | 892 |
2 |
| Clemson University | 191 |
2 |
| Other owners | 105 |