- 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, urineTesting involving biospecific ligand binding methodsImmunological testing involving hormones
Patent holdings for IPC class G01N 33/74
Total number of patents in this class: 1883
10-year publication summary
|
182
|
182
|
175
|
175
|
158
|
137
|
152
|
110
|
94
|
59
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| B.r.a.h.m.s GmbH | 178 |
70 |
| F. Hoffmann-La Roche AG | 7912 |
43 |
| Roche Diagnostics Operations, Inc. | 1471 |
32 |
| Quest Diagnostics Investments Incorporated | 409 |
32 |
| Sphingotec GmbH | 83 |
32 |
| Roche Diagnostics GmbH | 2687 |
26 |
| Quest Diagnostics Investments LLC | 392 |
20 |
| The Board of Trustees of the Leland Stanford Junior University | 6329 |
19 |
| The Regents of the University of California | 19784 |
18 |
| Corcept Therapeutics, Inc. | 330 |
18 |
| Laboratory Corporation of America Holdings | 818 |
17 |
| Inserm (institut National de La Sante et de La Recherche Medicale) | 3358 |
16 |
| Expression Pathology, Inc. | 111 |
14 |
| The General Hospital Corporation | 4700 |
13 |
| Vanda Pharmaceuticals, Inc. | 352 |
13 |
| Amgen Inc. | 4024 |
12 |
| BRAHMS Aktiengesellschaft | 28 |
12 |
| Lipocine Inc. | 108 |
12 |
| Church & Dwight Co., Inc. | 1876 |
11 |
| CellTrend GmbH | 29 |
11 |
| Other owners | 1442 |