- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 309/10 - Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton containing oxygen atoms bound to the carbon skeleton containing etherified hydroxy groups bound to the carbon skeleton with the oxygen atom of at least one of the etherified hydroxy groups further bound to an acyclic carbon atom
Patent holdings for IPC class C07C 309/10
Total number of patents in this class: 84
10-year publication summary
2
|
6
|
5
|
4
|
6
|
2
|
3
|
5
|
1
|
0
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Central Glass Company, Limited | 1256 |
7 |
Merck Patent GmbH | 5816 |
4 |
FUJIFILM Corporation | 28979 |
4 |
Promega Corporation | 561 |
4 |
Stepan Company | 564 |
4 |
BASF SE | 20514 |
3 |
Sumitomo Chemical Company, Limited | 8966 |
3 |
Shin-Etsu Chemical Co., Ltd. | 5511 |
3 |
Board of Regents, The University of Texas System | 5666 |
3 |
JSR Corporation | 2491 |
3 |
Asahi Kasei Kabushiki Kaisha | 2596 |
3 |
China Petroleum & Chemical Corporation | 1817 |
3 |
Shanghai Research Institute of Petrochemical Technology Sinopec | 264 |
3 |
Westfalische Wilhelms-universitat Munster | 197 |
3 |
3m Innovative Properties Company | 17878 |
2 |
LG Chem, Ltd. | 17722 |
2 |
E. I. du Pont de Nemours and Company | 4203 |
2 |
Daikin Industries, Ltd. | 9875 |
2 |
Jacobs University Bremen gGmbH | 51 |
2 |
Resman AS | 63 |
2 |
Other owners | 22 |