- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/08 - Lactones or lactides
Patent holdings for IPC class C08G 63/08
Total number of patents in this class: 1493
10-year publication summary
|
109
|
80
|
105
|
82
|
102
|
96
|
94
|
100
|
104
|
67
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17706 |
59 |
| Novomer, Inc. | 212 |
43 |
| Purac Biochem B.V. | 483 |
27 |
| SK Chemicals Co., Ltd. | 619 |
23 |
| Ethicon, Inc. | 1161 |
20 |
| Sulzer Management AG | 685 |
19 |
| Evonik Operations GmbH | 4181 |
17 |
| Ricoh Company, Ltd. | 13368 |
16 |
| Futerro S.A. | 56 |
16 |
| NatureWorks LLC | 98 |
16 |
| Massachusetts Institute of Technology | 10150 |
14 |
| Colorado State University Research Foundation | 715 |
14 |
| Uhde Inventa-Fischer GmbH | 128 |
14 |
| Toray Industries, Inc. | 7015 |
13 |
| The Brigham and Women's Hospital, Inc. | 2227 |
13 |
| Centre National de La Recherche Scientifique | 10706 |
12 |
| BASF SE | 21098 |
11 |
| International Business Machines Corporation | 61747 |
10 |
| Kuraray Co., Ltd. | 3544 |
10 |
| Kureha Corporation | 1039 |
10 |
| Other owners | 1116 |