- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 271/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of nitrogen-containing monomers as defined in group on to polymers of monomers containing heterocyclic nitrogen
Patent holdings for IPC class C08F 271/02
Total number of patents in this class: 60
10-year publication summary
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4
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6
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4
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4
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6
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1
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4
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3
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1
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson & Johnson Vision Care, Inc. | 1154 |
5 |
| Solenis Technologies, L.P. | 304 |
5 |
| Castrol Limited | 512 |
4 |
| Alcon, Inc. | 5944 |
3 |
| DSM IP Assets B.V. | 5395 |
2 |
| Isola USA Corp. | 70 |
2 |
| ISP Investments Inc. | 440 |
2 |
| Menicon Co., Ltd. | 438 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3662 |
2 |
| Osaka Soda Co., Ltd. | 248 |
2 |
| The Board of Regents of the University of Texas System | 2315 |
2 |
| Halomine Inc. | 14 |
2 |
| Solventum Intellectual Properties Company | 3416 |
2 |
| 3m Innovative Properties Company | 17443 |
1 |
| LG Chem, Ltd. | 17986 |
1 |
| The Regents of the University of California | 20960 |
1 |
| Merck Patent GmbH | 5751 |
1 |
| Nitto Denko Corporation | 8640 |
1 |
| Dai Nippon Printing Co., Ltd. | 4276 |
1 |
| Board of Regents, The University of Texas System | 6187 |
1 |
| Other owners | 18 |