- All sections
- C - Chemistrymetallurgy
- C09D - Coating compositions, e.g. paints, varnishes or lacquersfilling pasteschemical paint or ink removersinkscorrecting fluidswoodstainspastes or solids for colouring or printinguse of materials therefor
- C09D 139/04 - Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
Patent holdings for IPC class C09D 139/04
Total number of patents in this class: 110
10-year publication summary
|
17
|
11
|
12
|
9
|
8
|
9
|
4
|
5
|
4
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20892 |
5 |
| Henkel AG & Co. KGaA | 10525 |
5 |
| Merck Patent GmbH | 5873 |
4 |
| ISP Investments Inc. | 465 |
4 |
| Nippon Shokubai Co., Ltd. | 1510 |
4 |
| Nissan Chemical Industries, Ltd. | 1721 |
4 |
| 3m Innovative Properties Company | 17858 |
3 |
| Alcon, Inc. | 5405 |
3 |
| Celgard, LLC | 309 |
3 |
| Nalco Company | 565 |
3 |
| Osaka Soda Co., Ltd. | 228 |
3 |
| Tokyo Ohka Kogyo Co., Ltd. | 1549 |
3 |
| Sumitomo Electric Industries, Ltd. | 15414 |
2 |
| FUJIFILM Corporation | 29295 |
2 |
| Wisconsin Alumni Research Foundation | 3872 |
2 |
| Rohm and Haas Company | 2920 |
2 |
| Mitsubishi Rayon Co., Ltd. | 917 |
2 |
| BioInteractions, Ltd. | 29 |
2 |
| Deakin University | 127 |
2 |
| Kansai Paint Co., Ltd. | 659 |
2 |
| Other owners | 50 |