- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 33/558 - ImmunoassayBiospecific binding assayMaterials therefor using diffusion or migration of antigen or antibody
Patent holdings for IPC class G01N 33/558
Total number of patents in this class: 1591
10-year publication summary
|
128
|
141
|
186
|
158
|
113
|
174
|
140
|
80
|
48
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ortho-Clinical Diagnostics, Inc. | 254 |
41 |
| Reliant Immune Diagnostics, Inc. | 59 |
19 |
| Becton, Dickinson and Company | 7225 |
18 |
| Rapid Pathogen Screening, Inc. | 57 |
18 |
| The Regents of the University of California | 19803 |
15 |
| Kimberly-clark Worldwide, Inc. | 5501 |
14 |
| The Jordanian Pharmaceutical Manufacturing Co. | 31 |
14 |
| Quidel Corporation | 113 |
14 |
| Bio-Rad Laboratories, Inc. | 1609 |
13 |
| Chembio Diagnostic Systems, Inc. | 60 |
13 |
| Chengdu Lingyu Biotechnology Co., Ltd. | 14 |
13 |
| FUJIFILM Corporation | 29208 |
12 |
| IDEXX Laboratories, Inc. | 812 |
11 |
| Charm Sciences, Inc. | 103 |
10 |
| Sekisui Medical Co., Ltd. | 654 |
10 |
| TERRAMARK MARKENCREATION GmbH | 73 |
10 |
| 3m Innovative Properties Company | 17842 |
9 |
| Church & Dwight Co., Inc. | 1877 |
9 |
| SPD Swiss Precision Diagnostics GmbH | 76 |
9 |
| Massachusetts Institute of Technology | 10002 |
8 |
| Other owners | 1311 |