- 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 18/24 - Vegetable refuse, e.g. rice husks, maize-ear refuse; Cellulosic materials, e.g. paper
Patent holdings for IPC class C04B 18/24
Total number of patents in this class: 208
10-year publication summary
|
13
|
12
|
21
|
20
|
26
|
19
|
26
|
24
|
23
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Adaptavate Ltd | 11 |
6 |
| Parexgroup SA | 40 |
5 |
| Etex Services NV | 50 |
5 |
| Cellucomp Limited | 34 |
4 |
| Council of Scientific & Industrial Research | 1397 |
3 |
| Mitek Holdings, Inc. | 250 |
3 |
| Mgo Systems Ltd. | 11 |
3 |
| NetZero Enterprises Inc. | 11 |
3 |
| Schlumberger Technology Corporation | 9690 |
2 |
| Halliburton Energy Services, Inc. | 20165 |
2 |
| Georgia-Pacific Gypsum LLC | 204 |
2 |
| Buckman Laboratories International, Inc. | 244 |
2 |
| Carpanzano, Joseph | 2 |
2 |
| The Intellectual Gorilla GmbH | 31 |
2 |
| Jet Products, LLC | 4 |
2 |
| Newsouth Innovations Pty Limited | 567 |
2 |
| Nichiha Corporation | 186 |
2 |
| Redco NV | 11 |
2 |
| Saint-Gobain Isover | 603 |
2 |
| Stora Enso Oyj | 1504 |
2 |
| Other owners | 152 |