Détention brevets de la classe C01B 39/00

Brevets de cette classe: 309

Historique des publications depuis 10 ans

19
21
15
10
11
13
6
4
5
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
ZS Pharma, Inc.
53
21
ExxonMobil Research And Engineering Company
2442
18
Chevron U.S.A. Inc.
4125
18
BASF SE
21261
16
Uop LLC
4396
12
ExxonMobil Chemical Patents Inc.
3801
10
IFP Energies Nouvelles
3081
10
California Institute of Technology
4030
9
China Petroleum & Chemical Corporation
2124
9
The Regents of the University of California
20646
6
BASF (China) Co., Ltd.
883
6
Georgia Tech Research Corporation
2930
5
ExxonMobil Technology and Engineering Company
1330
5
PetroChina Company Limited
869
4
Research Institute of Petroleum Processing, Sinopec
365
4
Research Triangle Institute
417
4
Shanghai Research Institute of Petrochemical Technology Sinopec
264
4
Dalian Institute of Chemical Physics, Chinese Academy of Sciences
702
3
East China Normal University
197
3
IFP
142
3
Autres propriétaires 139