- All sections
- C - Chemistry; metallurgy
- C09J - Adhesives; non-mechanical aspects of adhesive processes in general; adhesive processes not provided for elsewhere; use of materials as adhesives
- C09J 129/04 - Polyvinyl alcohol; Partially 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: 272
10-year publication summary
|
12
|
23
|
26
|
24
|
27
|
22
|
27
|
28
|
21
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3392 |
31 |
| Sumitomo Chemical Company, Limited | 8808 |
17 |
| GPCP IP Holdings LLC | 1733 |
14 |
| LG Chem, Ltd. | 17205 |
8 |
| Johns Manville | 980 |
8 |
| The Nippon Synthetic Chemical Industry Co., Ltd. | 314 |
6 |
| Sekisui Chemical Co., Ltd. | 3159 |
6 |
| Shanjin Optoelectronics (Nanjing) Co., Ltd. | 154 |
6 |
| Nitto Denko Corporation | 7879 |
5 |
| Essilor International (compagnie Generale D'optique) | 2918 |
5 |
| Higgins Research & Development, LLC | 19 |
5 |
| The Regents of the University of California | 18943 |
4 |
| Samsung SDI Co., Ltd. | 6671 |
4 |
| Henkel AG & Co. KGaA | 10129 |
4 |
| C-ip S.A. | 12 |
4 |
| Denka Company Limited | 2189 |
4 |
| Sanford, L.P. | 948 |
4 |
| 3m Innovative Properties Company | 18406 |
3 |
| Korea Advanced Institute of Science and Technology | 3906 |
3 |
| 3D Systems, Inc. | 577 |
3 |
| Other owners | 128 |