Français Register Login

  • All sections
  • C - Chemistrymetallurgy
  • C12P - Fermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture
  • C12P 33/20 - Preparation of steroids containing heterocyclic rings

Patent holdings for IPC class C12P 33/20

Total number of patents in this class: 71

10-year publication summary

4
6
10
7
8
2
6
9
6
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Danstar Ferment AG
1003
7
Ginkgo BioWorks, Inc.
262
6
Firmenich Incorporated
158
5
Intelligent Synthetic Biology Center
24
4
Bontac Bio-Engineering (Shenzhen) Co., Ltd
74
2
Daiichi Sankyo Company, Limited
1885
2
Green Cross Wellbeing Corporation
37
2
Korea Research Institute of Chemical Technology
1443
2
Northwest University
44
2
The State of Israel, Ministry of Agriculture & Rural Development, Agricultural Research Organization, (A.R.O.), Volcani Center
254
2
Suntory Holdings Limited
2094
2
Modnbio, Inc.
2
2
Gsynbiot (Shanghai) Co., Ltd
8
2
National Taiwan University
1300
1
Korea Advanced Institute of Science and Technology
4559
1
Amicogen, Inc.
25
1
AMOREPACIFIC Corporation
2882
1
Beijing Institute of Technology
395
1
Donald Danforth Plant Science Center
151
1
Jiangnan University
1587
1
Other owners 24

  • ipowner home
  • ipqwery home
  • contact us
  • privacy policy
  • terms and conditions
© 2026 IPQwery All rights reserved