- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 49/04 - X-ray contrast preparations
Patent holdings for IPC class A61K 49/04
Total number of patents in this class: 1230
10-year publication summary
|
95
|
74
|
86
|
82
|
92
|
84
|
78
|
48
|
77
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cleerly, Inc. | 121 |
54 |
| GE Healthcare AS | 235 |
45 |
| The Regents of the University of California | 19517 |
30 |
| Boston Scientific Scimed, Inc. | 9524 |
25 |
| Boston Scientific Medical Device Limited | 783 |
18 |
| MicroVention, Inc. | 601 |
17 |
| Centre National de La Recherche Scientifique | 10102 |
14 |
| GE Healthcare Limited | 693 |
13 |
| Duke University | 3011 |
12 |
| Arsenal Medical, Inc. | 73 |
11 |
| Varian Medical Systems, Inc. | 842 |
11 |
| General Electric Company | 17789 |
10 |
| Biocompatibles UK Limited | 155 |
10 |
| Incept LLC | 152 |
10 |
| Case Western Reserve University | 1770 |
9 |
| Immunolight, LLC | 205 |
9 |
| Covidien LP | 10645 |
8 |
| Koninklijke Philips N.V. | 23999 |
8 |
| The Brigham and Women's Hospital, Inc. | 2142 |
8 |
| Endoshape, Inc. | 23 |
8 |
| Other owners | 900 |