- All sections
- C - Chemistry; metallurgy
- C08L - Compositions of macromolecular compounds
- C08L 1/28 - Alkyl ethers
Patent holdings for IPC class C08L 1/28
Total number of patents in this class: 689
10-year publication summary
|
46
|
44
|
58
|
67
|
52
|
53
|
48
|
46
|
48
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Global Technologies LLC | 10139 |
38 |
| Nutrition & Biosciences USA 1, LLC | 200 |
24 |
| Shin-Etsu Chemical Co., Ltd. | 5437 |
16 |
| DDP Specialty Electronic Materials US, LLC | 755 |
13 |
| Kao Corporation | 4898 |
10 |
| Nouryon Chemicals International B.V. | 599 |
10 |
| The Procter & Gamble Company | 22148 |
9 |
| Rohm and Haas Company | 2845 |
9 |
| Rockwool A/S | 782 |
9 |
| The Governing Council of The University of Toronto, | 1415 |
8 |
| Hercules Incorporated | 154 |
8 |
| Hercules LLC | 233 |
8 |
| OrganoClick AB | 73 |
8 |
| FzioMed, Inc. | 32 |
7 |
| Gelesis LLC | 32 |
7 |
| MonoSol, LLC | 235 |
7 |
| LG Chem, Ltd. | 17620 |
6 |
| Medtronic, Inc. | 9853 |
5 |
| Stora Enso Oyj | 1598 |
5 |
| Eastman Kodak Company | 3045 |
4 |
| Other owners | 478 |