- Sections
- C - Chimiemétallurgie
- C07D - Composés hétérocycliques
- C07D 331/02 - Cycles à trois chaînons
Détention brevets de la classe C07D 331/02
Brevets de cette classe: 88
Historique des publications depuis 10 ans
|
8
|
4
|
1
|
6
|
3
|
4
|
6
|
10
|
4
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3602 |
25 |
| Mitsui Chemicals, Inc. | 3229 |
9 |
| University of Notre Dame du Lac | 600 |
7 |
| Sumitomo Chemical Company, Limited | 9014 |
6 |
| Shin-Etsu Chemical Co., Ltd. | 6004 |
4 |
| Hoya Lens Thailand Ltd. | 606 |
4 |
| PPG Industries Ohio, Inc. | 3341 |
3 |
| Asahi Kasei Chemicals Corporation | 567 |
3 |
| Efirm New Material Co.， Ltd. | 15 |
3 |
| The Board of Trustees of the University of Illinois | 2743 |
2 |
| Biosynthetic Technologies, LLC | 90 |
2 |
| Koc Solution Co., Ltd. | 65 |
2 |
| Bayer Cropscience AG | 1877 |
1 |
| Northrop Grumman Systems Corporation | 2935 |
1 |
| Dow Global Technologies LLC | 10858 |
1 |
| Adeka Corporation | 1373 |
1 |
| Agrium Inc. | 6 |
1 |
| Arizona Board of Regents, a Body Corporate of The State of Arizona Acting for and on Behalf of Arizona State University | 275 |
1 |
| BL Technologies, Inc. | 841 |
1 |
| China Petroleum & Chemical Corporation | 2096 |
1 |
| Autres propriétaires | 10 |