- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 33/74 - Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving hormones
Patent holdings for IPC class G01N 33/74
Total number of patents in this class: 1789
10-year publication summary
|
182
|
182
|
182
|
175
|
173
|
158
|
125
|
133
|
104
|
27
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| B.r.a.h.m.s GmbH | 172 |
69 |
| F. Hoffmann-La Roche AG | 7958 |
45 |
| Sphingotec GmbH | 87 |
34 |
| Quest Diagnostics Investments Incorporated | 432 |
33 |
| Roche Diagnostics Operations, Inc. | 1375 |
29 |
| Roche Diagnostics GmbH | 2745 |
27 |
| The Regents of the University of California | 18943 |
18 |
| Corcept Therapeutics, Inc. | 284 |
18 |
| The Board of Trustees of the Leland Stanford Junior University | 6054 |
17 |
| Laboratory Corporation of America Holdings | 655 |
16 |
| The General Hospital Corporation | 4517 |
15 |
| BRAHMS Aktiengesellschaft | 33 |
14 |
| Inserm (institut National de La Sante et de La Recherche Medicale) | 3314 |
14 |
| Expression Pathology, Inc. | 114 |
13 |
| Church & Dwight Co., Inc. | 1845 |
11 |
| Amgen Inc. | 3779 |
11 |
| CellTrend GmbH | 29 |
11 |
| Lipocine Inc. | 91 |
11 |
| Quest Diagnostics Investments LLC | 356 |
10 |
| Vanda Pharmaceuticals, Inc. | 336 |
10 |
| Other owners | 1363 |