- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 29/141 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen-containing functional group of C=O containing groups, e.g. —COOH of a —CHO group with hydrogen or hydrogen-containing gases
Patent holdings for IPC class C07C 29/141
Total number of patents in this class: 467
10-year publication summary
|
41
|
31
|
48
|
34
|
40
|
29
|
28
|
31
|
28
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
34 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
29 |
| Shell Oil Company | 2196 |
22 |
| ExxonMobil Chemical Patents Inc. | 4286 |
19 |
| LG Chem, Ltd. | 17205 |
11 |
| Archer Daniels Midland Company | 1164 |
11 |
| Johnson Matthey Davy Technologies Limited | 216 |
11 |
| Lyondell Chemical Technology, L.P. | 292 |
11 |
| Evonik Operations GmbH | 3879 |
10 |
| Firmenich SA | 1612 |
9 |
| Linde GmbH | 1122 |
9 |
| Topsoe A/S | 732 |
9 |
| Evonik Oxeno GmbH & Co. KG | 278 |
8 |
| Dow Technology Investments LLC | 270 |
7 |
| Eastman Chemical Company | 2239 |
7 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
7 |
| Oxea GmbH | 68 |
7 |
| T.en Process Technology, Inc. | 53 |
7 |
| DSM IP Assets B.V. | 5856 |
6 |
| Mitsubishi Chemical Corporation | 4313 |
6 |
| Other owners | 227 |