- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 68/06 - Preparation of esters of carbonic or haloformic acids from organic carbonates
Patent holdings for IPC class C07C 68/06
Total number of patents in this class: 233
10-year publication summary
|
19
|
21
|
15
|
1
|
4
|
9
|
2
|
23
|
10
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3539 |
32 |
| Asahi Kasei Chemicals Corporation | 678 |
20 |
| Shell Oil Company | 2139 |
15 |
| LG Chem, Ltd. | 17639 |
12 |
| SABIC Global Technologies B.V. | 4347 |
12 |
| Lotte Chemical Corporation | 728 |
11 |
| Asahi Kasei Kabushiki Kaisha | 2677 |
10 |
| Shell USA, Inc. | 1223 |
8 |
| FUJIFILM Corporation | 29424 |
6 |
| Sabic Innovative Plastics IP B.V. | 681 |
5 |
| Lotte Advanced Materials Co., Ltd. | 405 |
5 |
| Council of Scientific & Industrial Research | 1426 |
3 |
| Huntsman Petrochemical LLC | 294 |
3 |
| Ube Industries, Ltd. | 848 |
3 |
| Shandong Shida Shenghua Chemical Group Company Limited | 7 |
3 |
| Bayer Cropscience AG | 2035 |
2 |
| Bayer MaterialScience AG | 800 |
2 |
| Saudi Basic Industries Corporation | 555 |
2 |
| Mitsubishi Chemical Corporation | 4519 |
2 |
| Chang Chun Plastics Co., Ltd. | 95 |
2 |
| Other owners | 75 |