- 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: 1699
10-year publication summary
|
146
|
148
|
154
|
169
|
203
|
168
|
177
|
116
|
159
|
54
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 18133 |
76 |
| Rtx Corporation | 8674 |
48 |
| Corning Incorporated | 9932 |
46 |
| Rolls-Royce Corporation | 1686 |
44 |
| Applied Materials, Inc. | 16587 |
31 |
| Goodrich Corporation | 2081 |
30 |
| Safran Ceramics | 366 |
30 |
| NGK Insulators, Ltd. | 4589 |
26 |
| Honeywell International Inc. | 13799 |
22 |
| Quantumscape Battery, Inc. | 168 |
22 |
| Rolls-Royce High Temperature Composites, Inc. | 129 |
19 |
| Sika Technology AG | 2650 |
19 |
| Centre National de La Recherche Scientifique | 9632 |
17 |
| Denka Company Limited | 2189 |
16 |
| 3m Innovative Properties Company | 18406 |
15 |
| Straumann Holding AG | 507 |
14 |
| Siemens AG | 24990 |
13 |
| Safran Aircraft Engines | 5739 |
13 |
| Solventum Intellectual Properties Company | 2681 |
13 |
| BASF SE | 19740 |
12 |
| Other owners | 1173 |