- 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: 205
10-year publication summary
|
17
|
19
|
21
|
19
|
10
|
16
|
8
|
8
|
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. | 667 |
22 |
| Nippon Paint Automotive Coatings Co., Ltd. | 252 |
17 |
| PPG Industries Ohio, Inc. | 3442 |
15 |
| Ceraloc Innovation AB | 172 |
14 |
| BASF Coatings GmbH | 1201 |
11 |
| Giesecke+Devrient Currency Technology GmbH | 898 |
6 |
| Xerox Corporation | 6990 |
5 |
| BASF SE | 20961 |
4 |
| Donaldson Company, Inc. | 1605 |
3 |
| Flooring Technologies Ltd. | 165 |
3 |
| Harima Chemicals, Inc. | 205 |
3 |
| Nippon Steel & Sumitomo Metal Corporation | 1987 |
3 |
| Valinge Innovation AB | 1000 |
3 |
| E. I. du Pont de Nemours and Company | 4025 |
2 |
| Toyota Motor Corporation | 32681 |
2 |
| SDC Technologies, Inc. | 45 |
2 |
| Allnex USA Inc. | 17 |
2 |
| Borealis Agrolinz Melamine GmbH | 24 |
2 |
| Dai Nippon Toryo Co., Ltd. | 82 |
2 |
| Depco-trh Pty Ltd | 12 |
2 |
| Other owners | 82 |