- All sections
- C - Chemistry; metallurgy
- C08L - Compositions of macromolecular compounds
- C08L 33/26 - Homopolymers or copolymers of acrylamide or methacrylamide
Patent holdings for IPC class C08L 33/26
Total number of patents in this class: 896
10-year publication summary
|
61
|
78
|
104
|
89
|
92
|
93
|
66
|
65
|
61
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kemira Oyj | 1210 |
36 |
| Ecolab USA Inc. | 5341 |
22 |
| BASF SE | 20432 |
19 |
| FUJIFILM Corporation | 28805 |
17 |
| S.p.c.m. SA | 288 |
15 |
| Solenis Technologies, L.P. | 321 |
13 |
| Societe d'Exploitation de Produits pour Les Industries Chimiques SEPPIC | 403 |
12 |
| Zeon Corporation | 3995 |
11 |
| SNF Group | 300 |
11 |
| 3m Innovative Properties Company | 17957 |
10 |
| Massachusetts Institute of Technology | 9913 |
9 |
| Nalco Company | 596 |
9 |
| The Procter & Gamble Company | 22146 |
8 |
| ConocoPhillips Company | 1679 |
8 |
| DIC Corporation | 3669 |
8 |
| Osaka University | 3295 |
8 |
| Saudi Arabian Oil Company | 12446 |
8 |
| LG Chem, Ltd. | 17639 |
7 |
| Shin-Etsu Chemical Co., Ltd. | 5446 |
7 |
| Illumina, Inc. | 3088 |
7 |
| Other owners | 651 |