- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 3/36 - Heterocyclic compounds
Patent holdings for IPC class C22B 3/36
Total number of patents in this class: 29
10-year publication summary
|
1
|
1
|
1
|
1
|
3
|
4
|
4
|
3
|
4
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Excir Works Corp. | 35 |
3 |
| Shine Technologies, LLC | 151 |
3 |
| The Queen's University of Belfast | 259 |
2 |
| UT-Battelle, LLC | 1488 |
2 |
| Centre National de La Recherche Scientifique | 10784 |
1 |
| FUJIFILM Corporation | 30012 |
1 |
| Sumitomo Chemical Company, Limited | 9040 |
1 |
| Board of Regents, The University of Texas System | 5981 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10981 |
1 |
| Akita University | 101 |
1 |
| Beijing University of Technology | 511 |
1 |
| Electricite de France | 740 |
1 |
| Institut Polytechnique de Grenoble | 413 |
1 |
| Universidad de Alicante | 227 |
1 |
| Universidade de Aveiro | 166 |
1 |
| UTi Limited Partnership | 453 |
1 |
| Gyeongsang National University | 1 |
1 |
| Galdieria Co., Ltd. | 9 |
1 |
| Universite Savoie Mont Blanc | 61 |
1 |
| Seren Technologies Limited | 9 |
1 |
| Other owners | 3 |