- All sections
- C - Chemistrymetallurgy
- C09J - Adhesivesnon-mechanical aspects of adhesive processes in generaladhesive processes not provided for elsewhereuse of materials as adhesives
- C09J 129/04 - Polyvinyl alcoholPartially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
Patent holdings for IPC class C09J 129/04
Total number of patents in this class: 290
10-year publication summary
|
21
|
23
|
23
|
25
|
20
|
27
|
29
|
21
|
18
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3522 |
33 |
| Sumitomo Chemical Company, Limited | 9086 |
17 |
| GPCP IP Holdings LLC | 1633 |
13 |
| Johns Manville | 952 |
9 |
| LG Chem, Ltd. | 17680 |
8 |
| Samsung SDI Co., Ltd. | 8695 |
6 |
| Nitto Denko Corporation | 8344 |
6 |
| Sekisui Chemical Co., Ltd. | 3472 |
6 |
| Shanjin Optoelectronics (Nanjing) Co., Ltd. | 150 |
6 |
| Korea Advanced Institute of Science and Technology | 4417 |
5 |
| Denka Company Limited | 2630 |
5 |
| Essilor International (compagnie Generale D'optique) | 2995 |
5 |
| Higgins Research & Development, LLC | 20 |
5 |
| The Nippon Synthetic Chemical Industry Co., Ltd. | 299 |
5 |
| Henkel AG & Co. KGaA | 10623 |
4 |
| Sanford, L.P. | 921 |
4 |
| Samsung Electronics Co., Ltd. | 147983 |
3 |
| 3m Innovative Properties Company | 17770 |
3 |
| The Regents of the University of California | 20137 |
3 |
| 3D Systems, Inc. | 582 |
3 |
| Other owners | 141 |