- 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 16/08 - Macromolecular compounds porous, e.g. expanded polystyrene beads
Patent holdings for IPC class C04B 16/08
Total number of patents in this class: 138
10-year publication summary
|
11
|
5
|
10
|
12
|
17
|
7
|
10
|
6
|
9
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Construction Research & Technology GmbH | 640 |
12 |
| Nova Chemicals Inc. | 56 |
7 |
| Evonik Röhm GmbH | 452 |
6 |
| Nichiha Corporation | 186 |
6 |
| Syntheon Holdings SpA | 14 |
5 |
| Halliburton Energy Services, Inc. | 20165 |
4 |
| Mitek Holdings, Inc. | 250 |
4 |
| First Point A.S. | 36 |
4 |
| Dow Global Technologies LLC | 10147 |
3 |
| Bautex Systems, LLC | 8 |
3 |
| Roman Cement, LLC | 45 |
3 |
| Vidabode Group Inc. | 3 |
3 |
| Permabase Building Products, LLC | 26 |
3 |
| Hitachi Metals, Ltd. | 2175 |
2 |
| Eastman Kodak Company | 3444 |
2 |
| JSR Corporation | 2476 |
2 |
| Denka Company Limited | 2189 |
2 |
| Holcim Technology Ltd. | 868 |
2 |
| Jet Products, LLC | 4 |
2 |
| LafargeHolcim Ltd | 23 |
2 |
| Other owners | 61 |