- 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 41/63 - Macromolecular compounds
Patent holdings for IPC class C04B 41/63
Total number of patents in this class: 160
10-year publication summary
|
10
|
10
|
11
|
13
|
13
|
13
|
18
|
8
|
15
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| James Hardie Technology Limited | 462 |
7 |
| Sika Technology AG | 2650 |
7 |
| Valspar Sourcing, Inc. | 370 |
7 |
| DIC Corporation | 3597 |
6 |
| Dow Global Technologies LLC | 10147 |
5 |
| Axalta Coating Systems IP Co., LLC | 454 |
5 |
| Georgia-Pacific Gypsum LLC | 204 |
4 |
| Behr Process Corporation | 319 |
4 |
| !obac Limited | 12 |
4 |
| United States Gypsum Company | 1019 |
4 |
| Dow Silicones Corporation | 1664 |
4 |
| BASF SE | 19740 |
3 |
| DSM IP Assets B.V. | 5856 |
3 |
| Knauf Gips KG | 534 |
3 |
| Etex Services NV | 50 |
3 |
| Valspar Holdings I, Inc. | 39 |
3 |
| Sociedad Industrial Pizarreno | 4 |
3 |
| 3m Innovative Properties Company | 18406 |
2 |
| Rohm and Haas Company | 2805 |
2 |
| Showa Denko K.K. | 2539 |
2 |
| Other owners | 79 |