- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 29/76 - SeparationPurificationStabilisationUse of additives by physical treatment
Patent holdings for IPC class C07C 29/76
Total number of patents in this class: 532
10-year publication summary
|
38
|
25
|
28
|
33
|
32
|
33
|
28
|
26
|
13
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17702 |
19 |
| Cameron International Corporation | 1356 |
19 |
| Celanese International Corporation | 915 |
18 |
| Arkema France | 4168 |
16 |
| Cameron Solutions, Inc. | 66 |
14 |
| Toray Industries, Inc. | 7019 |
13 |
| IFP Energies Nouvelles | 2997 |
13 |
| Mitsubishi Chemical Corporation | 4625 |
12 |
| Archer Daniels Midland Company | 1125 |
12 |
| Zhejiang Huakang Pharmaceutical Co., Ltd. | 81 |
9 |
| Schlumberger Canada Limited | 7460 |
7 |
| BASF SE | 21109 |
7 |
| Organo Corporation | 510 |
7 |
| Total Research & Technology Feluy | 446 |
7 |
| Shell USA, Inc. | 1262 |
7 |
| SABIC Global Technologies B.V. | 4420 |
6 |
| Saudi Arabian Oil Company | 13708 |
6 |
| Shell Internationale Research Maatschappij B.V. | 3513 |
5 |
| Braskem S.A. | 472 |
5 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3996 |
5 |
| Other owners | 325 |