- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 39/04 - Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
Patent holdings for IPC class C08L 39/04
Total number of patents in this class: 169
10-year publication summary
|
4
|
14
|
26
|
15
|
14
|
9
|
13
|
6
|
6
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20874 |
10 |
| LG Chem, Ltd. | 17581 |
8 |
| Nippon Shokubai Co., Ltd. | 1507 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 31084 |
5 |
| Alcon, Inc. | 5408 |
4 |
| Arkema France | 4036 |
4 |
| ISP Investments Inc. | 467 |
4 |
| Construction Research & Technology GmbH | 644 |
3 |
| Ecolab USA Inc. | 5463 |
3 |
| FINA Technology, Inc. | 513 |
3 |
| Mitsubishi Gas Chemical Company, Inc. | 3452 |
3 |
| 3m Innovative Properties Company | 17853 |
2 |
| Seiko Epson Corporation | 19296 |
2 |
| FUJIFILM Corporation | 29273 |
2 |
| Ricoh Company, Ltd. | 13205 |
2 |
| Massachusetts Institute of Technology | 10024 |
2 |
| Rohm and Haas Company | 2916 |
2 |
| Mitsui Chemicals, Inc. | 3214 |
2 |
| Henkel AG & Co. KGaA | 10513 |
2 |
| AGC Chemicals Americas, Inc. | 43 |
2 |
| Other owners | 98 |