- 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 41/00 - After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
Patent holdings for IPC class C04B 41/00
Total number of patents in this class: 1809
10-year publication summary
|
148
|
154
|
169
|
203
|
168
|
179
|
121
|
161
|
170
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 17801 |
79 |
| Corning Incorporated | 10087 |
56 |
| Rtx Corporation | 9069 |
51 |
| Rolls-Royce Corporation | 1718 |
44 |
| Safran Ceramics | 389 |
36 |
| Applied Materials, Inc. | 17676 |
33 |
| Goodrich Corporation | 2088 |
32 |
| NGK Insulators, Ltd. | 4782 |
27 |
| Honeywell International Inc. | 14009 |
24 |
| Centre National de La Recherche Scientifique | 10052 |
22 |
| Quantumscape Battery, Inc. | 180 |
22 |
| Rolls-Royce High Temperature Composites, Inc. | 135 |
21 |
| Sika Technology AG | 2840 |
20 |
| Denka Company Limited | 2452 |
16 |
| James R. Glidewell Dental Ceramics, Inc. | 234 |
15 |
| 3m Innovative Properties Company | 17968 |
14 |
| Straumann Holding AG | 559 |
14 |
| Siemens AG | 24575 |
13 |
| Safran Aircraft Engines | 6021 |
13 |
| Solventum Intellectual Properties Company | 3307 |
13 |
| Other owners | 1244 |