- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 17/32 - Prepolymers; Macromolecular compounds of natural origin, e.g. cellulosic materials
Patent holdings for IPC class C09K 17/32
Total number of patents in this class: 145
10-year publication summary
|
15
|
16
|
12
|
11
|
15
|
18
|
11
|
7
|
14
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kao Corporation | 4843 |
7 |
| Lamberti SpA | 258 |
6 |
| MAPEI S.p.A. | 549 |
6 |
| Asahi Group Holdings, Ltd. | 383 |
4 |
| Croda International plc | 553 |
4 |
| Profile Products LLC | 356 |
4 |
| Integrity Bio-chemicals, LLC | 46 |
4 |
| Specialty Operations France | 563 |
4 |
| Japan International Research Center for Agricultural Sciences | 34 |
3 |
| Performance BioFilaments Inc. | 14 |
3 |
| Stora Enso Oyj | 1504 |
3 |
| BASF SE | 19740 |
2 |
| Clariant International Ltd. | 978 |
2 |
| Injekta Environmental Pty Ltd | 4 |
2 |
| J-oil Mills, Inc. | 372 |
2 |
| King Faisal University | 409 |
2 |
| Nippon Paper Industries Co., Ltd. | 782 |
2 |
| Rhodia Operations | 1645 |
2 |
| S.p.c.m. SA | 308 |
2 |
| UPL Limited | 524 |
2 |
| Other owners | 79 |