Patent holdings for IPC class C07C 321/00

Total number of patents in this class: 99

10-year publication summary

2
5
3
0
1
0
1
0
3
3
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Inner Mongolia Yongtai Chemical Co., Ltd.
6
4
ExxonMobil Research And Engineering Company
2570
3
Centre National de La Recherche Scientifique
10464
3
Kos Therapeutics, Inc.
9
3
L'OREAL, Société Anonyme
15564
2
Glaxosmithkline LLC
537
2
Amgen Inc.
4076
2
FUJIFILM Corporation
29437
2
Sumitomo Chemical Company, Limited
9043
2
PRC-DeSoto International, Inc.
573
2
Arkema France
4154
2
Essilor International (compagnie Generale D'optique)
2990
2
Lanxess Deutschland GmbH
1114
2
National University Corporation Kumamoto University
386
2
NOVUS International, Inc.
155
2
Nacuity Pharmaceuticals, Inc.
41
2
Im&t Research, Inc.
5
2
General Electric Company
13810
1
Hoffmann-La Roche Inc.
3439
1
The Regents of the University of California
19961
1
Other owners 57