- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 255/58 - Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the carbon skeleton
Patent holdings for IPC class C07C 255/58
Total number of patents in this class: 313
10-year publication summary
|
22
|
28
|
19
|
21
|
15
|
18
|
18
|
16
|
12
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 38817 |
15 |
| Idemitsu Kosan Co., Ltd. | 4257 |
15 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 323 |
10 |
| Kyulux, Inc. | 249 |
9 |
| Bristol-myers Squibb Company | 4757 |
6 |
| The Regents of the University of California | 20815 |
6 |
| Syngenta Participations AG | 1495 |
6 |
| Merck Patent GmbH | 5735 |
5 |
| The Trustees of Columbia University in the City of New York | 3644 |
5 |
| PI Industries Ltd | 200 |
5 |
| E. I. du Pont de Nemours and Company | 3486 |
4 |
| Amyris, Inc. | 371 |
4 |
| Emory University | 1723 |
4 |
| Institute of Pharmacology and Toxicology Academy of Military Medical Sciences P.L.A. China | 173 |
4 |
| Universal Display Corporation | 2095 |
4 |
| Fundamental Pharma GmbH | 13 |
4 |
| CoreTerra Therapeutics, Inc. | 16 |
4 |
| AstraZeneca AB | 2824 |
3 |
| Janssen Pharmaceutica N.V. | 3160 |
3 |
| Bayer Schering Pharma AG | 309 |
3 |
| Other owners | 194 |