• All sections
  • C - Chemistrymetallurgy
  • C07D - Heterocyclic compounds
  • C07D 307/36 - Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms

Patent holdings for IPC class C07D 307/36

Total number of patents in this class: 168

10-year publication summary

18
16
15
11
9
14
9
6
9
4
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Avoscience, LLC
12
7
The Regents of the University of California
19989
6
Mitsubishi Chemical Corporation
4526
6
Council of Scientific & Industrial Research
1429
6
Shell Internationale Research Maatschappij B.V.
3549
5
Origin Materials Operating, Inc.
67
5
Shell Oil Company
2138
4
Abbvie Inc.
1799
4
AbbVie Deutschland GmbH & Co. KG
261
4
The Board of Trustees of the University of Illinois
2702
4
Covation Inc.
83
4
Allergan, Inc.
2340
3
Duke University
3072
3
Council of Scientific and Industrial Research
601
3
Regents of the University of Minnesota
2691
3
Shell USA, Inc.
1227
3
BASF SE
20945
2
E. I. du Pont de Nemours and Company
4041
2
Merck Patent GmbH
5812
2
Wisconsin Alumni Research Foundation
3889
2
Other owners 90