- 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: 316
10-year publication summary
|
22
|
28
|
19
|
21
|
15
|
18
|
18
|
16
|
12
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 38210 |
15 |
| Idemitsu Kosan Co., Ltd. | 4212 |
15 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 316 |
10 |
| Kyulux, Inc. | 247 |
9 |
| Bristol-myers Squibb Company | 4755 |
6 |
| The Regents of the University of California | 20621 |
6 |
| Syngenta Participations AG | 1559 |
6 |
| Merck Patent GmbH | 5703 |
5 |
| The Trustees of Columbia University in the City of New York | 3628 |
5 |
| PI Industries Ltd | 189 |
5 |
| E. I. du Pont de Nemours and Company | 3594 |
4 |
| Amyris, Inc. | 365 |
4 |
| Emory University | 1716 |
4 |
| Institute of Pharmacology and Toxicology Academy of Military Medical Sciences P.L.A. China | 175 |
4 |
| Universal Display Corporation | 2068 |
4 |
| Fundamental Pharma GmbH | 10 |
4 |
| AstraZeneca AB | 2830 |
3 |
| Janssen Pharmaceutica N.V. | 3189 |
3 |
| Bayer Schering Pharma AG | 332 |
3 |
| ADAMA Makhteshim Ltd. | 553 |
3 |
| Other owners | 198 |