- All sections
- C - Chemistry; metallurgy
- C23G - Cleaning or de-greasing of metallic material by chemical methods other than electrolysis
- C23G 5/032 - Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing oxygen-containing compounds
Patent holdings for IPC class C23G 5/032
Total number of patents in this class: 71
10-year publication summary
|
11
|
3
|
8
|
6
|
2
|
7
|
5
|
4
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2239 |
7 |
| E. I. du Pont de Nemours and Company | 4345 |
6 |
| Kobegosei Co.,Ltd. | 12 |
4 |
| TBF Environmental Technology Inc. | 18 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| 3m Innovative Properties Company | 18406 |
2 |
| Ecolab USA Inc. | 5190 |
2 |
| Roquette Freres | 1002 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
1 |
| Merck Patent GmbH | 5909 |
1 |
| Intel Corporation | 45621 |
1 |
| BASF AG | 1258 |
1 |
| Applied Materials, Inc. | 16587 |
1 |
| Tokyo Electron Limited | 11599 |
1 |
| Shell Oil Company | 2196 |
1 |
| PPG Industries Ohio, Inc. | 3430 |
1 |
| ARAKAWA Chemical Industries, Ltd. | 145 |
1 |
| BASF Coatings GmbH | 1128 |
1 |
| Central Glass Company, Limited | 1244 |
1 |
| Chemische Fabrik Kreussler & Co. GmbH | 62 |
1 |
| Other owners | 31 |