Détention brevets de la classe C07C 5/22

Brevets de cette classe: 310

Historique des publications depuis 10 ans

16
20
14
22
26
12
22
11
10
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
Uop LLC
4375
86
ExxonMobil Chemical Patents Inc.
3802
21
Chevron U.S.A. Inc.
4122
16
Saudi Arabian Oil Company
13990
15
SABIC Global Technologies B.V.
4545
11
Lummus Technology Inc.
291
8
China Petroleum & Chemical Corporation
2119
6
Shell Internationale Research Maatschappij B.V.
3436
5
IFP Energies Nouvelles
3079
5
Tianjin University
886
5
Neste Oyj
809
4
SK Innovation Co., Ltd.
1476
4
INEOS US Chemicals Company
33
4
ExxonMobil Technology and Engineering Company
1326
4
ExxonMobil Research And Engineering Company
2447
3
The United States of America as represented by the Secretary of the Navy
2852
3
California Institute of Technology
4027
3
Aramco Services Company
4163
3
Chevron Phillips Chemical Company LP
1865
3
ENI S.p.A.
1293
3
Autres propriétaires 98