- All sections
- C - Chemistry; metallurgy
- C08L - Compositions of macromolecular compounds
- C08L 79/02 - Polyamines
Patent holdings for IPC class C08L 79/02
Total number of patents in this class: 791
10-year publication summary
|
62
|
72
|
54
|
72
|
76
|
63
|
59
|
33
|
41
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
31 |
| LG Chem, Ltd. | 17205 |
18 |
| Ecolab USA Inc. | 5190 |
18 |
| 3m Innovative Properties Company | 18406 |
15 |
| International Business Machines Corporation | 60644 |
10 |
| Mitsubishi Chemical Corporation | 4313 |
10 |
| Agency for Science, Technology and Research | 3512 |
10 |
| Nippon Shokubai Co., Ltd. | 1487 |
9 |
| Saudi Arabian Oil Company | 11322 |
9 |
| Evonik Operations GmbH | 3879 |
9 |
| The Regents of the University of California | 18943 |
8 |
| Merck Patent GmbH | 5909 |
7 |
| Idemitsu Kosan Co., Ltd. | 3995 |
7 |
| Henkel AG & Co. KGaA | 10129 |
7 |
| Arkema Inc. | 1075 |
7 |
| DIC Corporation | 3597 |
7 |
| Kawamura Institute of Chemical Research | 34 |
7 |
| Boston Scientific Scimed, Inc. | 8794 |
6 |
| Massachusetts Institute of Technology | 9795 |
6 |
| Sumitomo Chemical Company, Limited | 8808 |
6 |
| Other owners | 584 |