- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 21/02 - Inorganic materials
Patent holdings for IPC class C09K 21/02
Total number of patents in this class: 657
10-year publication summary
|
61
|
50
|
59
|
47
|
36
|
60
|
46
|
45
|
46
|
29
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mighty Fire Breaker LLC | 96 |
32 |
| Sekisui Chemical Co., Ltd. | 3614 |
20 |
| 3m Innovative Properties Company | 17478 |
13 |
| Perimeter Solutions LP, Perimeter Solutions Inc., a Delaware corporation | 136 |
10 |
| Pilkington Group Limited | 777 |
9 |
| Unifrax I LLC | 246 |
8 |
| Sumitomo Electric Industries, Ltd. | 16331 |
7 |
| Sumitomo Wiring Systems, Ltd. | 11005 |
7 |
| Adeka Corporation | 1377 |
7 |
| Aspen Aerogels, Inc. | 258 |
7 |
| AutoNetworks Technologies, Ltd. | 7108 |
7 |
| BASF SE | 21303 |
6 |
| AGC Glass Europe | 1178 |
6 |
| Konoshima Chemical Co., Ltd. | 67 |
6 |
| Tremco illbruck Limited | 9 |
6 |
| Hilti Aktiengesellschaft | 3668 |
5 |
| Hexion Inc. | 236 |
5 |
| LS Cable & System Ltd. | 408 |
5 |
| S.A. Lhoist Recherche et Developpement | 205 |
5 |
| Dow Global Technologies LLC | 10944 |
4 |
| Other owners | 482 |