- 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 9/04 - Chemical paint or ink removers with surface-active agents
Patent holdings for IPC class C09D 9/04
Total number of patents in this class: 121
10-year publication summary
|
14
|
10
|
15
|
10
|
10
|
3
|
11
|
10
|
6
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Spartan Chemical Company, Inc. | 239 |
9 |
| W.M. Barr & Company, Inc. | 219 |
8 |
| Advansix Resins & Chemicals LLC | 303 |
5 |
| DIC Corporation | 3854 |
5 |
| Geo-Tech Polymers, LLC | 13 |
5 |
| Kyocera Document Solutions Inc. | 5828 |
4 |
| Dow Global Technologies LLC | 10571 |
3 |
| Ecolab Inc. | 399 |
3 |
| Prevor International | 38 |
3 |
| Rhodia Operations | 1553 |
3 |
| Shenzhen Hengzhaozhi Technology Co., Ltd. | 64 |
3 |
| Ricoh Company, Ltd. | 13368 |
2 |
| Henkel AG & Co. KGaA | 10656 |
2 |
| AC Products, Inc. | 6 |
2 |
| Chemetall GmbH | 374 |
2 |
| ECO SOLUTIONS LIMITED, a legal entity | 6 |
2 |
| Guard It Solutions Pty Ltd | 9 |
2 |
| Sikorsky Aircraft Corporation | 1091 |
2 |
| Stepan Company | 574 |
2 |
| University of Massachusetts | 2263 |
2 |
| Other owners | 52 |