• All sections
  • C - Chemistry; metallurgy
  • C07C - Acyclic or carbocyclic compounds
  • C07C 219/28 - Compounds containing amino and esterified hydroxy groups bound to the same carbon skeleton having esterified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton having amino groups bound to acyclic carbon atoms of the carbon skeleton

Patent holdings for IPC class C07C 219/28

Total number of patents in this class: 66

10-year publication summary

4
4
2
1
4
1
5
4
2
1
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
The General Hospital Corporation
4517
4
Actavis Group PTC ehf
566
4
Schwarz Pharma Ltd.
5
4
Massachusetts Institute of Technology
9795
3
Alembic Pharmaceuticals Limited
78
3
Crystal Pharma, S.A.U.
51
3
Techfields Pharma Co., Ltd.
30
3
Novartis AG
11238
2
Shandong Luye Pharmaceutical Co., Ltd.
62
2
Synthon BV
308
2
Towa Pharmaceutical Co., Ltd.
49
2
The University of Tokyo
3903
2
Covestro Intellectual Property GmbH & Co. KG
501
2
Pfizer Inc.
3322
1
Shin-Etsu Chemical Co., Ltd.
5132
1
Mitsubishi Rayon Co., Ltd.
1003
1
Mitsubishi Chemical Corporation
4313
1
The Trustees of the University of Pennsylvania
4122
1
Cadila Healthcare Limited
341
1
Central Michigan University
39
1
Other owners 23