- All sections
- C - Chemistrymetallurgy
- C14C - Treating skins, hides or leather with chemicals, enzymes or microorganisms, e.g. tanning, impregnating or finishingapparatus thereforcompositions for tanning
- C14C 3/32 - Recovering tanning agents from leather
Patent holdings for IPC class C14C 3/32
Total number of patents in this class: 12
10-year publication summary
|
2
|
1
|
0
|
1
|
1
|
0
|
0
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Consejo Superior de Investigaciones Cientificas | 793 |
1 |
| Council of Scientific & Industrial Research | 1456 |
1 |
| Lanxess Deutschland GmbH | 1157 |
1 |
| Sichuan University | 640 |
1 |
| Tyson Foods, Inc. | 222 |
1 |
| Universidade Federal de Minas Gerais - Ufmg | 193 |
1 |
| Zhuangdou Zhang | 1 |
1 |
| Foshan City Nanhai Zhao Fu Leather Product Co., Ltd. | 1 |
1 |
| Instituto Químico de Sarrià | 1 |
1 |
| Lanxess (Changzhou) Co., Ltd. | 4 |
1 |
| Fertilitatis Innovatio Pesquisas Ltda | 2 |
1 |
| CASTRO HERVAS, Maurício A. | 1 |
1 |
| Other owners | 0 |