- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 23/16 - Amines or polyamines
Patent holdings for IPC class C09K 23/16
Total number of patents in this class: 58
10-year publication summary
|
1
|
0
|
1
|
5
|
3
|
13
|
9
|
12
|
9
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21303 |
7 |
| Schlumberger Technology Corporation | 11818 |
3 |
| Lubrizol Advanced Materials, Inc. | 955 |
3 |
| The Lubrizol Corporation | 1249 |
3 |
| Sorse Technology Corporation | 21 |
3 |
| Evonik Operations GmbH | 4362 |
3 |
| Dow Global Technologies LLC | 10944 |
2 |
| BYK-Chemie GmbH | 447 |
2 |
| Lankem Ltd | 12 |
2 |
| Miyoshi Oil & Fat Co., Ltd. | 108 |
2 |
| Poly Group, LLC | 7 |
2 |
| Sphere Fluidics Limited | 64 |
2 |
| Canon Inc. | 43817 |
1 |
| Sumitomo Chemical Company, Limited | 9016 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 6096 |
1 |
| Rohm and Haas Company | 2951 |
1 |
| Hamilton Sundstrand Corporation | 5015 |
1 |
| Capsum | 144 |
1 |
| China University of Petroleum (Beijing) | 303 |
1 |
| Friedrich-Schiller-Universitaet Jena | 77 |
1 |
| Other owners | 16 |