- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 1/34 - Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
Patent holdings for IPC class C25B 1/34
Total number of patents in this class: 242
10-year publication summary
|
17
|
16
|
11
|
12
|
21
|
33
|
20
|
27
|
25
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17950 |
16 |
| Industrie de Nora S.p.A. | 281 |
9 |
| Key DH IP Inc./ip Strategiques Dh, Inc. | 16 |
7 |
| Infineum International Limited | 454 |
6 |
| Xiangtan University | 60 |
6 |
| Chemetics Inc. | 67 |
5 |
| Covestro Deutschland AG | 2844 |
4 |
| M Hikari & Energy Laboratory Co., Ltd. | 10 |
4 |
| Toagosei Co., Ltd. | 1027 |
4 |
| Carbonfree Chemicals Holdings, LLC | 36 |
4 |
| Ecostar-nautech Co., Ltd | 13 |
4 |
| Sublime Systems, Inc. | 38 |
4 |
| BASF SE | 21306 |
3 |
| Asahi Kasei Kabushiki Kaisha | 2840 |
3 |
| Asaka Riken Co., Ltd. | 54 |
3 |
| Cameron International Corporation | 1368 |
3 |
| Techwin Co., Ltd. | 67 |
3 |
| Zentrum fur Sonnenenergie- und Wasserstoff-forschung Baden-Wurttemberg Gemeinnutzige Stiftung | 47 |
3 |
| ThyssenKrupp Uhde Chlorine Engineers GmbH | 26 |
3 |
| ThyssenKrupp Nucera AG & Co. KGaA | 89 |
3 |
| Other owners | 145 |