- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 67/317 - Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groupsPreparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by hydrogenolysis of functional groups
Patent holdings for IPC class C07C 67/317
Total number of patents in this class: 122
10-year publication summary
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11
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10
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7
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9
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10
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6
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6
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11
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4
|
1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Celanese International Corporation | 911 |
12 |
| International Flavors & Fragrances Inc. | 541 |
5 |
| Daikin Industries, Ltd. | 10478 |
4 |
| Osaka University | 3269 |
4 |
| ELC Management LLC | 1155 |
3 |
| Firmenich SA | 1759 |
3 |
| Centre National de La Recherche Scientifique | 11016 |
2 |
| Monsanto Technology LLC | 8570 |
2 |
| Sumitomo Chemical Company, Limited | 8996 |
2 |
| Asahi Glass Company, Limited | 2625 |
2 |
| Amyris, Inc. | 371 |
2 |
| Central Glass Company, Limited | 1291 |
2 |
| Chirogate International Inc. | 29 |
2 |
| Council of Scientific & Industrial Research | 1445 |
2 |
| Daicel Corporation | 2508 |
2 |
| Innospec Limited | 407 |
2 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2440 |
2 |
| Pierre Fabre Dermo-Cosmetique | 361 |
2 |
| Saltigo GmbH | 55 |
2 |
| The Scripps Research Institute | 1343 |
2 |
| Other owners | 63 |