- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 41/04 - Halides
Patent holdings for IPC class C01G 41/04
Total number of patents in this class: 57
10-year publication summary
|
1
|
2
|
2
|
11
|
9
|
5
|
3
|
2
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Central Glass Company, Limited | 1264 |
10 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3985 |
9 |
| Entegris, Inc. | 1872 |
8 |
| JX Nippon Mining & Metals Corporation | 1488 |
5 |
| American Air Liquide, Inc. | 252 |
3 |
| Versum Materials US, LLC | 643 |
3 |
| The Johns Hopkins University | 5675 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10931 |
2 |
| Umicore AG & Co. KG | 855 |
2 |
| Toshiba Corporation | 12367 |
1 |
| California Institute of Technology | 3977 |
1 |
| Datalase Ltd. | 113 |
1 |
| Det Selvejende Institut Cismi (fond) | 1 |
1 |
| Electric Power Research Institute, China Southern Power Grid | 188 |
1 |
| Hubei University of Technology | 58 |
1 |
| Linde North America, Inc. | 6 |
1 |
| Salt Extraction Aktiebolag | 2 |
1 |
| Toshiba Materials Co., Ltd. | 666 |
1 |
| Purification Equipment Research Institute of CSIC | 4 |
1 |
| Resonac Corporation | 2812 |
1 |
| Other owners | 2 |