- 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: 114
10-year publication summary
|
11
|
12
|
9
|
8
|
9
|
4
|
5
|
4
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21303 |
5 |
| Merck Patent GmbH | 5728 |
4 |
| Henkel AG & Co. KGaA | 10770 |
4 |
| ISP Investments Inc. | 441 |
4 |
| Nippon Shokubai Co., Ltd. | 1538 |
4 |
| Nissan Chemical Industries, Ltd. | 1645 |
4 |
| 3m Innovative Properties Company | 17478 |
3 |
| Alcon, Inc. | 5861 |
3 |
| Celgard, LLC | 311 |
3 |
| Nalco Company | 536 |
3 |
| Osaka Soda Co., Ltd. | 242 |
3 |
| Tokyo Ohka Kogyo Co., Ltd. | 1562 |
3 |
| Sumitomo Electric Industries, Ltd. | 16331 |
2 |
| FUJIFILM Corporation | 30514 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 6096 |
2 |
| Wisconsin Alumni Research Foundation | 3898 |
2 |
| Rohm and Haas Company | 2951 |
2 |
| Mitsubishi Rayon Co., Ltd. | 855 |
2 |
| BioInteractions, Ltd. | 34 |
2 |
| Deakin University | 130 |
2 |
| Other owners | 55 |