- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23M - Casings, linings, walls or doors specially adapted for combustion chambers, e.g. firebridgesdevices for deflecting air, flames or combustion products in combustion chamberssafety arrangements specially adapted for combustion apparatusdetails of combustion chambers, not otherwise provided for
- F23M 5/02 - CasingsLiningsWalls characterised by the shape of the bricks or blocks used
Patent holdings for IPC class F23M 5/02
Total number of patents in this class: 132
10-year publication summary
|
12
|
13
|
8
|
8
|
8
|
2
|
2
|
3
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24199 |
10 |
| Blasch Precision Ceramics, Inc. | 40 |
8 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4053 |
6 |
| Saint-Gobain Isover | 666 |
6 |
| ExxonMobil Chemical Patents Inc. | 3827 |
4 |
| Air Products and Chemicals, Inc. | 1466 |
4 |
| Zampell Refractories, Inc. | 15 |
4 |
| Ibiden Co., Ltd. | 1667 |
3 |
| Fosbel, Inc. | 61 |
3 |
| Hadek Protective Systems b.v. | 9 |
3 |
| Merkle International, Inc. | 16 |
3 |
| Paul Wurth S.A. | 430 |
3 |
| Praxair Technology, Inc. | 1228 |
3 |
| Fsbl Acquisition, Inc. | 16 |
3 |
| ClearSign Technologies Corporation | 52 |
3 |
| Flammatec, spol. S r.o. | 5 |
3 |
| Honeywell International Inc. | 12786 |
2 |
| ArcelorMittal Investigacion y Desarrollo SL | 208 |
2 |
| Berry Metal Company | 50 |
2 |
| Beteiligungen Sorg GmbH & Co. KG | 48 |
2 |
| Other owners | 55 |