- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 79/02 - Polyamines
Patent holdings for IPC class C08L 79/02
Total number of patents in this class: 827
10-year publication summary
|
62
|
53
|
68
|
73
|
59
|
61
|
29
|
40
|
46
|
23
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21017 |
32 |
| LG Chem, Ltd. | 17676 |
18 |
| Ecolab USA Inc. | 5528 |
18 |
| 3m Innovative Properties Company | 17771 |
15 |
| Boston Scientific Scimed, Inc. | 10342 |
11 |
| Mitsubishi Chemical Corporation | 4579 |
11 |
| Nippon Shokubai Co., Ltd. | 1496 |
11 |
| International Business Machines Corporation | 61537 |
10 |
| Agency for Science, Technology and Research | 3658 |
10 |
| The Regents of the University of California | 20108 |
9 |
| Saudi Arabian Oil Company | 13409 |
9 |
| Evonik Operations GmbH | 4174 |
9 |
| Kemira Oyj | 1216 |
8 |
| Merck Patent GmbH | 5767 |
7 |
| Sumitomo Chemical Company, Limited | 9079 |
7 |
| Idemitsu Kosan Co., Ltd. | 4237 |
7 |
| Henkel AG & Co. KGaA | 10620 |
7 |
| Arkema Inc. | 1069 |
7 |
| DIC Corporation | 3818 |
7 |
| The Boeing Company | 20131 |
6 |
| Other owners | 608 |