Patent holdings for IPC class C07C 321/04

Total number of patents in this class: 148

10-year publication summary

15
17
7
14
6
11
6
10
7
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Chevron Phillips Chemical Company LP
1855
22
Arkema France
4180
21
Evonik Degussa GmbH
1424
6
ARK Diagnostics, Inc.
34
6
Koc Solution Co., Ltd.
65
4
Shanghai Kechow Pharma Inc.
21
4
Hamad Bin Khalifa University
112
4
Arkema Inc.
1063
3
Hoya Lens Thailand Ltd.
595
3
SKC Co., Ltd.
325
3
The Regents of the University of California
20473
2
Mars, Incorporated
2887
2
FUJIFILM Corporation
30206
2
Purdue Research Foundation
3831
2
Akzo Nobel Chemicals International B.V.
426
2
The Brigham and Women's Hospital, Inc.
2249
2
Dana-Farber Cancer Institute, Inc.
2622
2
KS Laboratories Co., Ltd.
19
2
National Sun Yat-Sen University
213
2
Reliance Industries Limited
453
2
Other owners 52