- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 55/22 - Tricarboxylic acids
Patent holdings for IPC class C07C 55/22
Total number of patents in this class: 53
10-year publication summary
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2
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3
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6
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3
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4
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3
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2
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2
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6
|
2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 10707 |
5 |
| Bristol-myers Squibb Company | 4840 |
4 |
| Ventana Medical Systems, Inc. | 1039 |
3 |
| Ascend Performance Materials Operations LLC | 274 |
2 |
| Furman University | 39 |
2 |
| The Lubrizol Corporation | 1290 |
2 |
| The Michigan Biotechnology Institute | 17 |
2 |
| PfP Technology, LLC. | 7 |
2 |
| Purac Biochem B.V. | 485 |
2 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3189 |
2 |
| LG Chem, Ltd. | 17680 |
1 |
| Toyota Motor Corporation | 33077 |
1 |
| Janssen Pharmaceutica N.V. | 3367 |
1 |
| Amgen Inc. | 4122 |
1 |
| Saudi Basic Industries Corporation | 552 |
1 |
| Chevron U.S.A. Inc. | 4010 |
1 |
| Agency for Science, Technology and Research | 3659 |
1 |
| Vertex Pharmaceuticals Incorporated | 1627 |
1 |
| Northwestern University | 3430 |
1 |
| CTI Biopharma Corp. | 33 |
1 |
| Other owners | 17 |