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  • All sections
  • C - Chemistrymetallurgy
  • C12N - Microorganisms or enzymescompositions thereofpropagating, preserving, or maintaining microorganismsmutation or genetic engineeringculture media
  • C12N 5/20 - Murine cells, e.g. mouse cells one of the fusion partners being a B lymphocyte

Patent holdings for IPC class C12N 5/20

Total number of patents in this class: 329

10-year publication summary

10
14
15
21
26
25
26
20
10
3
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Jiangnan University
1516
9
Regeneron Pharmaceuticals, Inc.
4223
9
Tianjin Era Biology Technology Co., Ltd.
9
8
Genentech, Inc.
3954
7
Beijing Gold Mountainriver Tech Development Co., Ltd.
7
7
F. Hoffmann-La Roche AG
7920
5
Akeso Biopharma, Inc.
94
5
Shanghai GenBase Biotechnology Co., Ltd.
31
5
Dongguan Pengzhi Biotechnology Co., Ltd.
36
5
Pierre Fabre Medicament
586
4
Taizhou EnZe Medical Center (Group)
9
4
Samsung Electronics Co., Ltd.
143812
3
Hoffmann-La Roche Inc.
3369
3
AC Immune S.A.
257
3
Epitomics, Inc.
38
3
Jiangsu Hansoh Pharmaceutical Group Co., Ltd.
296
3
Mochida Pharmaceutical Co., Ltd.
340
3
Qilu Pharmaceutical Co., Ltd.
74
3
Xiamen University
532
3
Shanghai Hansoh Biomedical Co., Ltd.
254
3
Other owners 234

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