- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 273/10 - Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds combined with the synthesis of ammonia
Patent holdings for IPC class C07C 273/10
Total number of patents in this class: 85
10-year publication summary
|
5
|
12
|
10
|
10
|
9
|
7
|
4
|
2
|
3
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ThyssenKrupp AG | 3276 |
12 |
| Casale SA | 608 |
9 |
| Topsoe A/S | 889 |
9 |
| ThyssenKrupp Uhde GmbH | 331 |
6 |
| ThyssenKrupp Industrial Solutions AG | 632 |
5 |
| Johnson Matthey Public Limited Company | 1844 |
4 |
| Toyo Engineering Corporation | 145 |
4 |
| Haldor Topsøe A/S | 659 |
4 |
| Stamicarbon B.V. Acting under The Name of MT Innovation Center | 54 |
3 |
| Mitsubishi Heavy Industries Engineering, Ltd. | 196 |
3 |
| ExxonMobil Chemical Patents Inc. | 4012 |
2 |
| Grannus, LLC | 14 |
2 |
| Saudi Arabian Oil Company | 12947 |
2 |
| Stamicarbon B.V. | 292 |
2 |
| Solvcor Technologies, LLC | 26 |
2 |
| Wisconsin Alumni Research Foundation | 3872 |
1 |
| BioMason, Inc. | 55 |
1 |
| General Electric Technology GmbH | 1371 |
1 |
| Johnson Matthey Davy Technologies Limited | 271 |
1 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3956 |
1 |
| Other owners | 11 |