- 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: 303
10-year publication summary
|
26
|
24
|
27
|
21
|
28
|
30
|
21
|
20
|
27
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3589 |
33 |
| Sumitomo Chemical Company, Limited | 9016 |
17 |
| GPCP IP Holdings LLC | 1529 |
13 |
| Johns Manville | 921 |
11 |
| LG Chem, Ltd. | 17921 |
7 |
| Nitto Denko Corporation | 8536 |
6 |
| Sekisui Chemical Co., Ltd. | 3614 |
6 |
| Shanjin Optoelectronics (Nanjing) Co., Ltd. | 149 |
6 |
| Samsung SDI Co., Ltd. | 10589 |
5 |
| Korea Advanced Institute of Science and Technology | 4664 |
5 |
| Denka Company Limited | 2720 |
5 |
| Essilor International (compagnie Generale D'optique) | 2994 |
5 |
| Higgins Research & Development, LLC | 20 |
5 |
| The Procter & Gamble Company | 21855 |
4 |
| Henkel AG & Co. KGaA | 10770 |
4 |
| Sanford, L.P. | 890 |
4 |
| Samsung Electronics Co., Ltd. | 157719 |
3 |
| 3m Innovative Properties Company | 17478 |
3 |
| The Regents of the University of California | 20745 |
3 |
| 3D Systems, Inc. | 584 |
3 |
| Other owners | 155 |