- All sections
- C - Chemistry; metallurgy
- 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: 1389
10-year publication summary
|
91
|
117
|
88
|
112
|
87
|
115
|
102
|
94
|
104
|
23
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
48 |
| Novomer, Inc. | 198 |
39 |
| Purac Biochem B.V. | 502 |
25 |
| SK Chemicals Co., Ltd. | 568 |
23 |
| Ethicon, Inc. | 1310 |
20 |
| Ricoh Company, Ltd. | 13266 |
19 |
| Massachusetts Institute of Technology | 9795 |
16 |
| NatureWorks LLC | 90 |
16 |
| The Brigham and Women's Hospital, Inc. | 2087 |
15 |
| Uhde Inventa-Fischer GmbH | 131 |
14 |
| Evonik Operations GmbH | 3879 |
14 |
| Centre National de La Recherche Scientifique | 9632 |
13 |
| Futerro S.A. | 48 |
13 |
| International Business Machines Corporation | 60644 |
12 |
| Toray Industries, Inc. | 6652 |
12 |
| Sulzer Management AG | 613 |
12 |
| Colorado State University Research Foundation | 675 |
11 |
| Kureha Corporation | 1026 |
10 |
| Centre National de La Recherche Scientifique (cnrs) | 3191 |
10 |
| Abbott Cardiovascular Systems, Inc. | 1117 |
9 |
| Other owners | 1038 |