- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 13/547 - Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof with condensed rings with three condensed rings at least one ring not being six-membered, the other rings being at the most six-membered
Patent holdings for IPC class C07C 13/547
Total number of patents in this class: 41
10-year publication summary
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1
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3
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6
|
1
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3
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3
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3
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6
|
1
|
3
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 44285 |
2 |
| Massachusetts Institute of Technology | 10305 |
2 |
| Nippon Kayaku Kabushiki Kaisha | 1471 |
2 |
| Sumitomo Bakelite Co., Ltd. | 1543 |
2 |
| Virginia Commonwealth University | 668 |
2 |
| National Technology & Engineering Solutions of Sandia, LLC | 1953 |
2 |
| Euroapi Hungary Limited Liability Company | 27 |
2 |
| Idemitsu Kosan Co., Ltd. | 4275 |
1 |
| Mitsui Chemicals, Inc. | 3267 |
1 |
| JSR Corporation | 2553 |
1 |
| Board of Regents of The Nevada System of Higher Education, on Behalf of The University of Nevada, Reno | 132 |
1 |
| Case Western Reserve University | 1907 |
1 |
| Children's Medical Research Institute | 67 |
1 |
| Chinoin Gyogyszer ES Vegyeszeti Termekek Gyara Zrt | 30 |
1 |
| Curtin University of Technology | 68 |
1 |
| Dalian University of Technology | 1608 |
1 |
| Doosan Corporation | 431 |
1 |
| Firmenich SA | 1776 |
1 |
| National University Corporation Hokkaido University | 1385 |
1 |
| Newcastle Innovation Limited | 74 |
1 |
| Other owners | 14 |