Patent holdings for IPC class C07D 231/56

Total number of patents in this class: 1729

10-year publication summary

135
123
137
141
117
119
99
113
102
59
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Merck Sharp & Dohme LLC
3741
35
Nerviano Medical Sciences S.r.l.
256
28
Takeda Pharmaceutical Company Limited
2709
27
F. Hoffmann-La Roche AG
7921
26
Bristol-myers Squibb Company
4893
25
Glaxo Group Limited
4068
23
Janssen Pharmaceutica N.V.
3383
23
Array BioPharma Inc.
502
22
LG Chem, Ltd.
17638
21
Merck Sharp & Dohme Corp.
2190
21
Abbvie Inc.
1801
20
Bayer Pharma AG
1047
17
Shanghai Institute of Materia Medica, Chinese Academy of Sciences
827
17
Merck Patent GmbH
5823
15
The Regents of the University of California
19929
14
Boehringer Ingelheim International GmbH
4648
14
Abbott Laboratories
2398
14
AstraZeneca AB
2908
13
Genentech, Inc.
3980
12
Pfizer Inc.
3381
12
Other owners 1330