Patent holdings for IPC class C07C 27/00

Total number of patents in this class: 469

10-year publication summary

11
8
9
9
6
7
1
1
5
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Shell USA, Inc.
1312
17
Topsoe A/S
1044
16
Chevron U.S.A. Inc.
4134
13
Cosmo Oil Co., Ltd.
183
12
Inpex Corporation
143
11
Japan Oil, Gas and Metals National Corporation
186
11
Japan Petroleum Exploration Co., Ltd.
139
11
Sasol Technology (Proprietary) Limited
204
11
IFP Energies Nouvelles
3095
10
JX Nippon Oil & Energy Corporation
978
10
Nippon Kayaku Kabushiki Kaisha
1454
8
ExxonMobil Research And Engineering Company
2425
7
University of Southern California
2128
7
GYCO, Inc.
11
7
Sure Champion Investment Limited
50
7
Nippon Steel Engineering Co., Ltd.
181
6
Haldor Topsøe A/S
636
6
China Petroleum & Chemical Corporation
2147
5
Expander Energy Inc.
56
5
Nippon Steel & Sumikin Engineering Co., Ltd.
169
5
Other owners 284