- 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 161/28 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
Patent holdings for IPC class C09D 161/28
Total number of patents in this class: 208
10-year publication summary
|
17
|
23
|
21
|
22
|
12
|
18
|
8
|
10
|
12
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kansai Paint Co., Ltd. | 660 |
22 |
| Nippon Paint Automotive Coatings Co., Ltd. | 252 |
17 |
| PPG Industries Ohio, Inc. | 3457 |
15 |
| Ceraloc Innovation AB | 169 |
14 |
| BASF Coatings GmbH | 1195 |
11 |
| Giesecke+Devrient Currency Technology GmbH | 886 |
6 |
| Xerox Corporation | 7021 |
5 |
| BASF SE | 20904 |
4 |
| Donaldson Company, Inc. | 1601 |
3 |
| Flooring Technologies Ltd. | 164 |
3 |
| Harima Chemicals, Inc. | 205 |
3 |
| Nippon Paint Co., Ltd. | 94 |
3 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
3 |
| Valinge Innovation AB | 975 |
3 |
| E. I. du Pont de Nemours and Company | 4095 |
2 |
| Toyota Motor Corporation | 31819 |
2 |
| SDC Technologies, Inc. | 45 |
2 |
| Akzo Nobel Coatings International B.V. | 2093 |
2 |
| Allnex USA Inc. | 18 |
2 |
| Borealis Agrolinz Melamine GmbH | 24 |
2 |
| Other owners | 84 |