Patent holdings for IPC class C07C 2/66

Total number of patents in this class: 548

10-year publication summary

36
34
22
11
17
9
9
11
10
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
ExxonMobil Chemical Patents Inc.
3916
135
Uop LLC
4260
112
Badger Licensing LLC
68
25
FINA Technology, Inc.
505
22
SABIC Global Technologies B.V.
4438
20
Saudi Basic Industries Corporation
540
16
China Petroleum & Chemical Corporation
1976
11
Chevron U.S.A. Inc.
4018
9
ExxonMobil Chemical Ltd
15
8
CEPSA Quimica, S.A.
58
7
ExxonMobil Research And Engineering Company
2510
6
Stone & Webster Process Technology, Inc.
30
6
Catalytic Distillation Technologies
111
5
Shanghai Research Institute of Petrochemical Technology Sinopec
266
5
Versalis S.P.A.
548
5
E. I. du Pont de Nemours and Company
3793
4
Chevron Phillips Chemical Company LP
1852
4
IFP Energies Nouvelles
3002
4
PetroChina Company Limited
738
4
Polimeri Europa S.p.A.
65
4
Other owners 136