- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 29/128 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by alcoholysis
Patent holdings for IPC class C07C 29/128
Total number of patents in this class: 99
10-year publication summary
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5
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4
|
5
|
7
|
4
|
7
|
2
|
8
|
7
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Asahi Kasei Chemicals Corporation | 661 |
11 |
| Eastman Chemical Company | 2207 |
8 |
| Shell Internationale Research Maatschappij B.V. | 3553 |
6 |
| BASF SE | 20991 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8787 |
3 |
| Shell Oil Company | 2138 |
3 |
| Promerus, LLC | 143 |
3 |
| 9449710 Canada Inc. | 21 |
3 |
| Loop Industries, Inc. | 6 |
3 |
| LG Chem, Ltd. | 17656 |
2 |
| Kao Corporation | 4982 |
2 |
| Battelle Memorial Institute | 2492 |
2 |
| Amyris, Inc. | 376 |
2 |
| Institute of Process Engineering, Chinese Academy of Sciences | 296 |
2 |
| SABIC Global Technologies B.V. | 4366 |
2 |
| Takasago International Corporation | 404 |
2 |
| University of Kansas | 880 |
2 |
| UT-Battelle, LLC | 1467 |
2 |
| International Business Machines Corporation | 61471 |
1 |
| Bayer Intellectual Property GmbH | 2487 |
1 |
| Other owners | 36 |