- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
Patent holdings for IPC class C08G 18/38
Total number of patents in this class: 1957
10-year publication summary
|
113
|
151
|
159
|
205
|
203
|
195
|
180
|
123
|
147
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsui Chemicals, Inc. | 3189 |
182 |
| Covestro Deutschland AG | 2689 |
78 |
| Dow Global Technologies LLC | 10149 |
73 |
| PPG Industries Ohio, Inc. | 3444 |
65 |
| Hoya Lens Thailand Ltd. | 512 |
61 |
| BASF SE | 20403 |
46 |
| Sika Technology AG | 2848 |
44 |
| Covestro LLC | 582 |
34 |
| 3m Innovative Properties Company | 17951 |
29 |
| Rohm and Haas Company | 2850 |
28 |
| Akzo Nobel Coatings International B.V. | 2163 |
27 |
| Huntsman International LLC | 710 |
27 |
| SK Pucore Co., Ltd. | 40 |
25 |
| Mitsubishi Gas Chemical Company, Inc. | 3345 |
21 |
| Bayer MaterialScience AG | 840 |
20 |
| FUJIFILM Corporation | 28555 |
19 |
| Shin-Etsu Chemical Co., Ltd. | 5444 |
19 |
| Hilti Aktiengesellschaft | 3380 |
19 |
| SKC Co., Ltd. | 320 |
18 |
| Henkel AG & Co. KGaA | 10343 |
17 |
| Other owners | 1105 |