- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 35/583 - Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides based on boron nitride
Patent holdings for IPC class C04B 35/583
Total number of patents in this class: 297
10-year publication summary
22
|
37
|
23
|
20
|
31
|
21
|
24
|
22
|
30
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Denka Company Limited | 2189 |
48 |
Sumitomo Electric Hardmetal Corp. | 969 |
21 |
Sumitomo Electric Industries, Ltd. | 14131 |
17 |
Tungaloy Corporation | 481 |
12 |
Safran Ceramics | 366 |
10 |
3m Innovative Properties Company | 18406 |
9 |
Centre National de La Recherche Scientifique | 9632 |
7 |
Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
7 |
Bnnt, LLC | 74 |
6 |
Kyocera Corporation | 12735 |
5 |
Mitsubishi Materials Corporation | 2378 |
5 |
Saint-Gobain Ceramics & Plastics, Inc. | 812 |
5 |
The Regents of the University of California | 18943 |
4 |
Free Form Fibers, LLC | 38 |
4 |
HRL Laboratories, LLC | 1588 |
4 |
Smith International, Inc. | 761 |
3 |
Aramco Services Company | 3504 |
3 |
COI Ceramics, Inc. | 13 |
3 |
ESK Ceramics GmbH & Co. KG | 28 |
3 |
Momentive Performance Materials Inc. | 861 |
3 |
Other owners | 118 |