- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 4/48 - MetalsMetal hydridesMetallo-organic compoundsUse thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths, or actinides selected from alkali metals selected from lithium, rubidium, caesium, or francium
Patent holdings for IPC class C08F 4/48
Total number of patents in this class: 167
10-year publication summary
|
10
|
21
|
16
|
8
|
9
|
2
|
4
|
6
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7240 |
25 |
| LG Chem, Ltd. | 17778 |
22 |
| Albemarle Corporation | 485 |
10 |
| Public Joint Stock Company "SIBUR Holding" | 80 |
8 |
| Asahi Kasei Chemicals Corporation | 587 |
7 |
| Zeon Corporation | 4127 |
6 |
| Compagnie Generale des Etablissements Michelin | 4855 |
6 |
| The Yokohama Rubber Co., Ltd. | 4104 |
5 |
| Enf Technology Co., Ltd. | 54 |
5 |
| Kuraray Co., Ltd. | 3560 |
5 |
| Ubmaterials Inc. | 22 |
5 |
| Compagnie générale des établissements Michelin SCA | 2646 |
4 |
| Styron Europe GmbH | 48 |
4 |
| The Goodyear Tire & Rubber Company | 2382 |
3 |
| JSR Corporation | 2557 |
3 |
| Asahi Kasei Kabushiki Kaisha | 2750 |
3 |
| Danisco US Inc. | 1126 |
3 |
| FUJIFILM Corporation | 30126 |
2 |
| Michelin Recherche et Technique S.A. | 2126 |
2 |
| Sumitomo Rubber Industries, Ltd. | 4712 |
2 |
| Other owners | 37 |