- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 4/52 - 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 boron, aluminium, gallium, indium, thallium, or rare earths
Patent holdings for IPC class C08F 4/52
Total number of patents in this class: 624
10-year publication summary
|
42
|
24
|
26
|
47
|
65
|
48
|
46
|
23
|
16
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
84 |
| Bridgestone Corporation | 7067 |
56 |
| ExxonMobil Chemical Patents Inc. | 4286 |
46 |
| Dow Global Technologies LLC | 10147 |
31 |
| Chevron Phillips Chemical Company LP | 1779 |
24 |
| Compagnie Generale des Etablissements Michelin | 4450 |
17 |
| Centre National de La Recherche Scientifique | 9632 |
13 |
| Compagnie générale des établissements Michelin SCA | 2477 |
10 |
| Kuraray Co., Ltd. | 3392 |
9 |
| NOVA Chemicals (International) S.A. | 717 |
9 |
| SABIC SK Nexlene Company Pte. Ltd. | 79 |
9 |
| China Petroleum & Chemical Corporation | 1623 |
8 |
| Univation Technologies, LLC | 667 |
8 |
| Chevron Oronite Company LLC | 551 |
7 |
| Changchun Institute of Applied Chemistry Chinese Academy of Sciences | 101 |
7 |
| Universite Claude Bernard Lyon 1 | 921 |
7 |
| Hanwha Solutions Corporation | 572 |
7 |
| BASF SE | 19740 |
6 |
| The Goodyear Tire & Rubber Company | 2569 |
6 |
| Ecole Superieure de Chimie-Physique-Electronique de Lyon (CPE) | 6 |
6 |
| Other owners | 254 |