Patent holdings for IPC class C08F 4/80

Total number of patents in this class: 318

10-year publication summary

13
12
12
13
9
21
19
8
15
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Japan Polyethylene Corporation
131
23
The University of Tokyo
4292
20
Japan Polypropylene Corporation
137
13
Dow Global Technologies LLC
10720
10
Crasus Chemical Inc.
48
9
LG Chem, Ltd.
17759
8
ExxonMobil Chemical Patents Inc.
3885
7
Showa Denko K.K.
2127
7
Basell Polyolefine GmbH
537
7
Materia, Inc.
45
7
ExxonMobil Product Solutions Company
128
7
California Institute of Technology
4017
6
Japan Polychem Corporation
18
6
Sumitomo Bakelite Co., Ltd.
1517
6
The Board of Trustees of the University of Illinois
2736
5
Kyoto University
2882
5
Promerus, LLC
152
5
Saudi Aramco Technologies Company
110
5
Umicore AG & Co. KG
862
4
Zannan Scitech Co., Ltd.
13
4
Other owners 154