- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 4/48 - Metals; Metal hydrides; Metallo-organic compounds; Use 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: 153
10-year publication summary
8
|
13
|
11
|
21
|
16
|
8
|
9
|
3
|
3
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Bridgestone Corporation | 7067 |
21 |
LG Chem, Ltd. | 17205 |
20 |
Albemarle Corporation | 514 |
8 |
Asahi Kasei Chemicals Corporation | 809 |
8 |
Public Joint Stock Company "SIBUR Holding" | 83 |
8 |
Compagnie Generale des Etablissements Michelin | 4450 |
6 |
Sumitomo Chemical Company, Limited | 8808 |
5 |
The Yokohama Rubber Co., Ltd. | 3929 |
5 |
Kuraray Co., Ltd. | 3392 |
5 |
The Goodyear Tire & Rubber Company | 2569 |
4 |
Compagnie générale des établissements Michelin SCA | 2477 |
4 |
Styron Europe GmbH | 50 |
4 |
Trinseo Europe GmbH | 317 |
4 |
JSR Corporation | 2476 |
3 |
Asahi Kasei Kabushiki Kaisha | 2429 |
3 |
Danisco US Inc. | 1045 |
3 |
FUJIFILM Corporation | 27102 |
2 |
Michelin Recherche et Technique S.A. | 2328 |
2 |
Sumitomo Rubber Industries, Ltd. | 4421 |
2 |
Iowa State University Research Foundation, Inc. | 685 |
2 |
Other owners | 34 |