Patent holdings for IPC class C07D 277/66

Total number of patents in this class: 348

10-year publication summary

24
29
30
26
21
28
18
20
13
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
LG Chem, Ltd.
17929
11
GE Healthcare Limited
632
10
Spinogenix, Inc.
23
9
Lapto Co., Ltd.
40
7
FUJIFILM Corporation
30516
6
Sumitomo Chemical Company, Limited
8968
6
The Regents of the University of California
20778
5
Hodogaya Chemical Co., Ltd.
432
5
Nippon Kayaku Kabushiki Kaisha
1454
5
Idemitsu Kosan Co., Ltd.
4241
4
Hamamatsu Photonics K.K.
4686
4
Gilead Sciences, Inc.
2226
4
Novaled GmbH
486
4
Piramal Enterprises Limited
151
4
F. Hoffmann-La Roche AG
7819
3
Merck Patent GmbH
5729
3
Nitto Denko Corporation
8540
3
Ayumi Pharmaceutical Corporation
21
3
Cold Spring Harbor Laboratory
206
3
The Feinstein Institute for Medical Research
249
3
Other owners 246