Patent holdings for IPC class C07C 65/03

Total number of patents in this class: 111

10-year publication summary

9
7
12
10
8
11
6
8
6
6
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
R.J. Reynolds Tobacco Company
504
9
Celgene Corporation
1395
6
Kyoto University
2809
6
E. I. du Pont de Nemours and Company
4012
4
The Regents of the University of California
20059
3
Shin-Etsu Chemical Co., Ltd.
5685
3
Daikin Industries, Ltd.
10070
3
Alparis, S.A. de C.V.
18
3
DFI USA, LLC
16
3
Nippon Soda Co., Ltd.
894
3
Sumitomo Bakelite Co., Ltd.
1507
3
Tokyo Ohka Kogyo Co., Ltd.
1549
3
Vectus Biosystems Limited
35
3
High Sierra Technologies, Inc.
6
3
DIC Corporation
3812
2
Hydro Dynamics, Inc.
21
2
Modernatx, Inc.
1284
2
Nuformix Limited
8
2
Nuformix Technologies Limited
12
2
Atomis Inc.
24
2
Other owners 44