- All sections
- C - Chemistrymetallurgy
- C11B - Producing, e.g. by pressing raw materials or by extraction from waste materials, refining or preserving fats, fatty substances, e.g. lanolin, fatty oils or waxesessential oilsperfumes
- C11B 9/02 - Recovery or refining of essential oils from raw materials
Patent holdings for IPC class C11B 9/02
Total number of patents in this class: 321
10-year publication summary
|
19
|
31
|
35
|
29
|
43
|
42
|
32
|
35
|
25
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Firmenich SA | 1684 |
13 |
| Givaudan SA | 1866 |
12 |
| Gene Pool Technologies, Inc. | 24 |
12 |
| Scientific Holdings, LLC | 35 |
10 |
| Takasago International Corporation | 401 |
8 |
| Natural Extraction Systems, LLC | 105 |
7 |
| L' Oréal | 5519 |
7 |
| Symrise AG | 1722 |
6 |
| The Procter & Gamble Company | 22017 |
5 |
| Arcelik A.S. | 3520 |
5 |
| T. Hasegawa Co., Ltd. | 86 |
5 |
| Brown International Corporation LLC | 17 |
4 |
| Universidade Estadual de Campinas - Unicamp | 274 |
4 |
| Young Living Essential Oils, LC | 269 |
4 |
| L'OREAL, Société Anonyme | 15488 |
3 |
| E. I. du Pont de Nemours and Company | 4082 |
3 |
| Charabot | 14 |
3 |
| Essex Laboratories, LLC | 22 |
3 |
| Sensient Flavors Limited | 6 |
3 |
| South China University of Technology | 1785 |
3 |
| Other owners | 201 |