• 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: 81

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
1267
7
Merck Patent GmbH
5823
4
FUJIFILM Corporation
29399
4
Promega Corporation
571
4
Stepan Company
581
4
BASF SE
20915
3
Sumitomo Chemical Company, Limited
9047
3
Shin-Etsu Chemical Co., Ltd.
5662
3
Board of Regents, The University of Texas System
5803
3
Asahi Kasei Kabushiki Kaisha
2675
3
China Petroleum & Chemical Corporation
1908
3
Shanghai Research Institute of Petrochemical Technology Sinopec
266
3
Westfalische Wilhelms-universitat Munster
196
3
3m Innovative Properties Company
17819
2
LG Chem, Ltd.
17638
2
Daikin Industries, Ltd.
10004
2
JSR Corporation
2524
2
Jacobs University Bremen gGmbH
51
2
Resman AS
74
2
Tokyo Ohka Kogyo Co., Ltd.
1541
2
Other owners 20