- All sections
- C - Chemistry; metallurgy
- C09D - Coating compositions, e.g. paints, varnishes or lacquers; filling pastes; chemical paint or ink removers; inks; correcting fluids; woodstains; pastes or solids for colouring or printing; use 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: 104
10-year publication summary
|
11
|
17
|
11
|
12
|
9
|
8
|
9
|
4
|
5
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
5 |
| Henkel AG & Co. KGaA | 10129 |
5 |
| Merck Patent GmbH | 5909 |
4 |
| ISP Investments Inc. | 485 |
4 |
| Nippon Shokubai Co., Ltd. | 1487 |
4 |
| Nissan Chemical Industries, Ltd. | 1822 |
4 |
| 3m Innovative Properties Company | 18406 |
3 |
| Alcon, Inc. | 4899 |
3 |
| Nalco Company | 620 |
3 |
| Osaka Soda Co., Ltd. | 219 |
3 |
| Tokyo Ohka Kogyo Co., Ltd. | 1481 |
3 |
| FUJIFILM Corporation | 27102 |
2 |
| Wisconsin Alumni Research Foundation | 3774 |
2 |
| Rohm and Haas Company | 2805 |
2 |
| Mitsubishi Rayon Co., Ltd. | 1003 |
2 |
| AZ Electronic Materials (Luxembourg) S.a.r.l. | 105 |
2 |
| BioInteractions, Ltd. | 30 |
2 |
| Celgard, LLC | 273 |
2 |
| Deakin University | 121 |
2 |
| Kansai Paint Co., Ltd. | 659 |
2 |
| Other owners | 45 |