Détention brevets de la classe C01B 39/00

Brevets de cette classe: 313

Historique des publications depuis 10 ans

18
18
14
9
7
11
6
4
5
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
ZS Pharma, Inc.
53
21
Chevron U.S.A. Inc.
4073
19
ExxonMobil Research And Engineering Company
2469
18
BASF SE
21129
16
Uop LLC
4307
12
ExxonMobil Chemical Patents Inc.
3838
11
IFP Energies Nouvelles
3026
10
California Institute of Technology
4011
9
China Petroleum & Chemical Corporation
2038
9
The Regents of the University of California
20506
6
BASF (China) Co., Ltd.
872
6
Georgia Tech Research Corporation
2897
5
ExxonMobil Technology and Engineering Company
1271
5
PetroChina Company Limited
790
4
Research Institute of Petroleum Processing, Sinopec
366
4
Research Triangle Institute
414
4
Shanghai Research Institute of Petrochemical Technology Sinopec
264
4
Dalian Institute of Chemical Physics, Chinese Academy of Sciences
687
3
East China Normal University
195
3
IFP
148
3
Autres propriétaires 141