Patent holdings for IPC class C07B 55/00

Total number of patents in this class: 67

10-year publication summary

2
6
7
4
4
5
2
2
0
4
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Sumitomo Chemical Company, Limited
9046
3
Central Glass Company, Limited
1265
3
Enzytech, Ltd.
11
3
Bayer AG
3330
2
DSM IP Assets B.V.
5591
2
Daiichi Sankyo Company, Limited
1869
2
Dr. Reddy's Laboratories, Inc.
179
2
Dr. Reddy's Laboratories Limited
550
2
OBI Pharma, Inc.
121
2
Tokyo University of Science Foundation
391
2
Rhizen Pharmaceuticals AG
56
2
F. Hoffmann-La Roche AG
7925
1
BASF SE
20933
1
Genentech, Inc.
3976
1
Janssen Pharmaceutica N.V.
3392
1
Merck Patent GmbH
5831
1
ExxonMobil Chemical Patents Inc.
3980
1
Showa Denko K.K.
2230
1
Northwestern University
3389
1
Aesica Pharmaceuticals Ltd.
8
1
Other owners 33