- All sections
- C - Chemistry; metallurgy
- C09B - Organic dyes or closely-related compounds for producing dyes; mordants; lakes
- C09B 11/24 - Phthaleins containing amino groups
Patent holdings for IPC class C09B 11/24
Total number of patents in this class: 300
10-year publication summary
|
25
|
33
|
41
|
39
|
37
|
30
|
26
|
24
|
28
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Life Technologies Corporation | 3068 |
25 |
| FUJIFILM Corporation | 27102 |
15 |
| Promega Corporation | 548 |
13 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1657 |
8 |
| Howard Hughes Medical Institute | 202 |
7 |
| IsoPlexis Corporation | 117 |
7 |
| Dai Nippon Printing Co., Ltd. | 3891 |
6 |
| Cepheid | 318 |
6 |
| The University of Tokyo | 3903 |
6 |
| Moleculed Ltd. | 6 |
6 |
| Applied Biosystems, LLC | 454 |
5 |
| Purdue Research Foundation | 3277 |
5 |
| Enzo Life Sciences, Inc. | 174 |
5 |
| Pharmacophotonics, Inc. | 22 |
5 |
| SFC Co., Ltd. | 277 |
5 |
| Universite de Strasbourg | 646 |
5 |
| Sony Corporation | 32931 |
4 |
| Centre National de La Recherche Scientifique | 9632 |
4 |
| Northwestern University | 3112 |
4 |
| Biotix, Inc. | 182 |
4 |
| Other owners | 155 |