Patent holdings for IPC class C07C 47/21

Total number of patents in this class: 201

10-year publication summary

13
18
11
17
11
11
8
9
11
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
BASF SE
21306
46
Takasago International Corporation
405
12
DSM IP Assets B.V.
5389
8
Givaudan SA
1985
7
The Procter & Gamble Company
21852
6
Dow Global Technologies LLC
10994
5
Shin-Etsu Chemical Co., Ltd.
6120
4
International Flavors & Fragrances Inc.
559
4
Zhejiang Nhu Company Limited
195
4
Shandong Nhu Pharmaceutical Co., Ltd.
25
4
S H Kelkar and Company Limited
28
4
Bedoukian Research, Inc.
99
3
Kuraray Co., Ltd.
3601
3
Oxea GmbH
91
3
Zhejiang Medicine Co., Ltd. Xinchang Pharmaceutical Factory
101
3
Zhejiang University
3462
3
Evonik Oxeno GmbH & Co. KG
371
3
Evonik Oxeno GmbH
55
2
Mitsubishi Chemical Corporation
4734
2
Daiichi Sankyo Company, Limited
1891
2
Other owners 73