- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 33/94 - Chemical analysis of biological material, e.g. blood, urineTesting involving biospecific ligand binding methodsImmunological testing involving narcotics
Patent holdings for IPC class G01N 33/94
Total number of patents in this class: 1217
10-year publication summary
|
120
|
142
|
124
|
145
|
127
|
106
|
126
|
92
|
84
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Janssen Pharmaceutica N.V. | 3437 |
26 |
| Hound Labs, Inc. | 55 |
25 |
| Northern Bank Limited | 68 |
19 |
| F. Hoffmann-La Roche AG | 7889 |
16 |
| Quest Diagnostics Investments Incorporated | 413 |
15 |
| ARK Diagnostics, Inc. | 34 |
14 |
| Psychemedics Corporation | 18 |
14 |
| Siemens Healthcare Diagnostics Inc. | 2025 |
14 |
| Labrador Diagnostics LLC | 280 |
14 |
| The Regents of the University of California | 19661 |
13 |
| The Florida International University Board of Trustees | 595 |
13 |
| Becton, Dickinson and Company | 7130 |
12 |
| Roche Diagnostics GmbH | 2689 |
11 |
| Roche Diagnostics Operations, Inc. | 1451 |
8 |
| Takeda Pharmaceutical Company Limited | 2702 |
8 |
| MERZ PHARMA GmbH & CO. KGaA | 618 |
8 |
| Betterlife Pharma US Inc. | 9 |
8 |
| Biomadison, Inc. | 49 |
7 |
| Laboratory Corporation of America Holdings | 806 |
7 |
| Prometheus Laboratories Inc. | 92 |
7 |
| Other owners | 958 |