Patent holdings for IPC class B01F 35/21

Total number of patents in this class: 521

10-year publication summary

3
2
20
35
79
82
87
99
109
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Precision Planting LLC
1155
17
Halliburton Energy Services, Inc.
21126
10
Cirkul, Inc.
271
8
Marathon Petroleum Company LP
386
8
Cytiva US LLC
189
6
Sealed Air Corporation (US)
529
5
Sharkninja Operating LLC
2513
5
Palm Mass Customization, LLC
25
5
Corob S.p.A.
40
4
Moller Medical GmbH
27
4
Nihon Spindle Manufacturing Co., Ltd
78
4
Saudi Arabian Oil Company
13744
4
Vita-mix Management Corporation
294
4
Atlas Copco IAS GmbH
83
4
L'OREAL, Société Anonyme
15954
3
Schlumberger Technology Corporation
11182
3
3m Innovative Properties Company
17617
3
Canon Inc.
41390
3
PPG Industries Ohio, Inc.
3403
3
Air Products and Chemicals, Inc.
1453
3
Other owners 415