Patent holdings for IPC class C08G 77/20

Total number of patents in this class: 2313

10-year publication summary

141
190
173
181
200
203
151
131
129
108
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Dow Silicones Corporation
2118
280
Shin-Etsu Chemical Co., Ltd.
6109
237
Dow Toray Co., Ltd.
625
117
Wacker Chemie AG
2109
91
Dow Global Technologies LLC
10960
61
LG Chem, Ltd.
17929
55
Henkel AG & Co. KGaA
10762
39
Alcon, Inc.
5876
39
Elkem Silicones France SAS
174
37
Momentive Performance Materials Inc.
897
33
3m Innovative Properties Company
17481
30
Citibank, N.A., AS Administrative Agent
245
24
Momentive Performance Materials Japan LLC
164
24
Nissan Chemical Industries, Ltd.
1643
23
Toagosei Co., Ltd.
1024
21
Pallidus, Inc.
38
20
Dow Corning Corporation
878
19
Ethicon, Inc.
1118
18
Toray Industries, Inc.
7111
16
Nissan Chemical Corporation
2229
16
Other owners 1113