- 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 161/22 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
Patent holdings for IPC class C09D 161/22
Total number of patents in this class: 20
10-year publication summary
|
7
|
5
|
3
|
5
|
2
|
0
|
1
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nissan Chemical Industries, Ltd. | 1736 |
6 |
| International Business Machines Corporation | 60804 |
3 |
| Shin-Etsu Chemical Co., Ltd. | 5577 |
2 |
| Dow Global Technologies LLC | 10315 |
2 |
| Nissan Chemical Corporation | 1955 |
2 |
| Mitsui Chemicals, Inc. | 3192 |
1 |
| Jiangnan University | 1512 |
1 |
| Johns Manville | 954 |
1 |
| Changshu Xiao Yi Metal Fittings Factory | 3 |
1 |
| DuPont Electronic Materials International, LLC | 412 |
1 |
| Other owners | 0 |