- All sections
- C - Chemistrymetallurgy
- C08H - Derivatives of natural macromolecular compounds
- C08H 7/00 - LigninModified ligninHigh-molecular-weight products derived therefrom
Patent holdings for IPC class C08H 7/00
Total number of patents in this class: 1033
10-year publication summary
|
70
|
69
|
64
|
61
|
65
|
74
|
56
|
67
|
68
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stora Enso Oyj | 1648 |
74 |
| UPM-Kymmene Corporation | 966 |
69 |
| SixRing Inc. | 166 |
24 |
| Rockwool A/S | 813 |
22 |
| FPInnovations | 230 |
18 |
| ROCKWOOL International A/S | 295 |
18 |
| Renmatix, Inc. | 130 |
17 |
| REN Fuel K2b AB | 23 |
15 |
| Wisconsin Alumni Research Foundation | 3924 |
14 |
| Nippon Paper Industries Co., Ltd. | 833 |
13 |
| Suncoal Industries GmbH | 78 |
13 |
| Idemitsu Kosan Co., Ltd. | 4229 |
12 |
| Teknologian Tutkimuskeskus VTT Oy | 560 |
11 |
| Suzano Canada Inc. | 26 |
11 |
| API Intellectual Property Holdings, LLC | 78 |
9 |
| SCA Forest Products AB | 82 |
9 |
| South China University of Technology | 1848 |
9 |
| Shell Internationale Research Maatschappij B.V. | 3500 |
8 |
| Shell Oil Company | 2114 |
8 |
| Annikki GmbH | 81 |
8 |
| Other owners | 651 |