- All sections
- C - Chemistrymetallurgy
- C03B - Manufacture or shaping of glass, or of mineral or slag woolsupplementary processes in the manufacture or shaping of glass, or of mineral or slag wool
- C03B 3/00 - Charging the melting furnaces
Patent holdings for IPC class C03B 3/00
Total number of patents in this class: 152
10-year publication summary
|
7
|
8
|
14
|
10
|
13
|
10
|
15
|
9
|
9
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Owens-Brockway Glass Container Inc. | 783 |
29 |
| Saint-Gobain Isover | 624 |
17 |
| Corning Incorporated | 10385 |
15 |
| Johns Manville | 946 |
12 |
| Rockwool A/S | 807 |
9 |
| Asahi Glass Company, Limited | 2734 |
6 |
| Beteiligungen Sorg GmbH & Co. KG | 47 |
5 |
| Nippon Electric Glass Co., Ltd. | 2479 |
4 |
| Knauf Insulation | 51 |
3 |
| Knauf Insulation SPRL | 173 |
3 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4000 |
3 |
| ROCKWOOL International A/S | 299 |
3 |
| Massachusetts Institute of Technology | 10150 |
2 |
| AvanStrate Inc. | 105 |
2 |
| Gibraltar Business Capital, LLC | 11 |
2 |
| Plasma Tech Holdings, LLC | 14 |
2 |
| ARC France | 61 |
2 |
| International Partners in Glass Research (IPGR) e.V. | 5 |
2 |
| GKAT Reclamation, LLC | 5 |
2 |
| AGC Glass Europe | 1149 |
1 |
| Other owners | 28 |