• All sections
  • C - Chemistry; metallurgy
  • C07D - Heterocyclic compounds
  • C07D 473/08 - Heterocyclic compounds containing purine ring systems with oxygen, sulfur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1 and 3, e.g. theophylline

Patent holdings for IPC class C07D 473/08

Total number of patents in this class: 104

10-year publication summary

12
6
11
9
8
6
4
4
7
0
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Agency for Science, Technology and Research
3563
11
Eli Lilly and Company
3715
4
Syngenta Participations AG
3033
3
Cubist Pharmaceuticals, Inc.
12
3
Board of Regents, The University of Texas System
5610
2
Adenosine Therapeutics, LLC
8
2
Hydra Biosciences, Inc.
42
2
Institute for Cancer Research d/b/a The Research Institute of Fox Chase Cancer Center
149
2
Pharmatrophix, Inc.
22
2
Theocorp Holding Company, LLC
14
2
Towa Pharmaceutical Co., Ltd.
49
2
The University of Tokyo
4053
2
West China Hospital, Sichuan University
184
2
Bioventures, LLC
213
2
Shanton Pharma Pte. Ltd.
3
2
Rhizen Pharmaceuticals AG
56
2
Merck Sharp & Dohme LLC
3744
2
Adovate, LLC
3
2
F. Hoffmann-La Roche AG
7939
1
The Regents of the University of California
19493
1
Other owners 53