- All sections
- B - Performing operations; transporting
- B01F - Mixing, e.g. dissolving, emulsifying or dispersing
- B01F 33/81 - Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
Patent holdings for IPC class B01F 33/81
Total number of patents in this class: 77
10-year publication summary
|
0
|
0
|
1
|
1
|
9
|
10
|
11
|
18
|
25
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bio-Rad Laboratories, Inc. | 1592 |
3 |
| Société des Produits Nestlé S.A. | 9672 |
2 |
| BASF SE | 19740 |
2 |
| The Trustees of the University of Pennsylvania | 4122 |
2 |
| Contemporary Amperex Technology Co., Limited | 5805 |
2 |
| Modernatx, Inc. | 1181 |
2 |
| Siemens Healthcare Diagnostics Inc. | 1946 |
2 |
| V & P Scientific, Inc. | 9 |
2 |
| FDX Fluid Dynamix GmbH | 18 |
2 |
| GIS Gas Infusion Systems Inc. | 17 |
2 |
| Sonny's HFI Holdings, LLC | 37 |
2 |
| Schlumberger Technology Corporation | 9690 |
1 |
| Merck Patent GmbH | 5909 |
1 |
| Canon Inc. | 36841 |
1 |
| Glaxosmithkline Intellectual Property Development Limited | 723 |
1 |
| Massachusetts Institute of Technology | 9795 |
1 |
| Bridgestone Corporation | 7067 |
1 |
| Ajinomoto Co., Inc. | 2337 |
1 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
1 |
| Georgia Tech Research Corporation | 2453 |
1 |
| Other owners | 45 |