- All sections
- C - Chemistry; metallurgy
- C09D - Coating compositions, e.g. paints, varnishes or lacquers; filling pastes; chemical paint or ink removers; inks; correcting fluids; woodstains; pastes or solids for colouring or printing; use of materials therefor
- C09D 183/04 - Polysiloxanes
Patent holdings for IPC class C09D 183/04
Total number of patents in this class: 3112
10-year publication summary
256
|
225
|
230
|
261
|
294
|
274
|
275
|
243
|
236
|
70
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Dow Silicones Corporation | 1664 |
151 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
104 |
Dow Corning Corporation | 1072 |
79 |
Wacker Chemie AG | 2091 |
75 |
3m Innovative Properties Company | 18406 |
62 |
PPG Industries Ohio, Inc. | 3430 |
58 |
FUJIFILM Corporation | 27102 |
54 |
Dow Corning Toray Co., Ltd. | 562 |
48 |
Dow Toray Co., Ltd. | 494 |
43 |
Nissan Chemical Industries, Ltd. | 1822 |
40 |
LG Chem, Ltd. | 17205 |
38 |
Momentive Performance Materials Inc. | 861 |
34 |
Chugoku Marine Paints, Ltd. | 154 |
33 |
Bluestar Silicones France. | 91 |
31 |
Nitto Denko Corporation | 7879 |
30 |
Dow Global Technologies LLC | 10147 |
30 |
Henkel AG & Co. KGaA | 10129 |
29 |
Sumitomo Chemical Company, Limited | 8808 |
28 |
Bluestar Silicones France SAS | 103 |
26 |
Merck Patent GmbH | 5909 |
24 |
Other owners | 2095 |