- All sections
- A - Human necessities
- A61F - Filters implantable into blood vesselsprosthesesdevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stentsorthopaedic, nursing or contraceptive devicesfomentationtreatment or protection of eyes or earsbandages, dressings or absorbent padsfirst-aid kits
- A61F 11/20 - Ear surgery
Patent holdings for IPC class A61F 11/20
Total number of patents in this class: 156
10-year publication summary
|
1
|
1
|
6
|
12
|
26
|
18
|
18
|
29
|
20
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Acclarent, Inc. | 561 |
21 |
| Spiral Therapeutics Inc. | 52 |
16 |
| Cochlear Limited | 1949 |
9 |
| Preceptis Medical, Inc. | 29 |
8 |
| Karl STORZ SE & Co. KG | 1702 |
7 |
| Alcon, Inc. | 5636 |
6 |
| Massachusetts Eye and Ear Infirmary | 392 |
4 |
| Ear Tech, LLC | 10 |
4 |
| Gyrus ACMI, Inc. | 1268 |
3 |
| The Trustees of Columbia University in the City of New York | 3614 |
3 |
| 3nt Medical Ltd. | 29 |
3 |
| Tusker Medical, Inc. | 84 |
3 |
| J&kym Co., Ltd. | 5 |
3 |
| The Board of Trustees of the Leland Stanford Junior University | 6597 |
2 |
| The General Hospital Corporation | 4805 |
2 |
| ACE Vision Group, Inc. | 50 |
2 |
| Advanced Bionics AG | 636 |
2 |
| Aerin Medical, Inc. | 95 |
2 |
| Biomedcraft Designs, Inc. | 2 |
2 |
| Biosense Webster (Israel) Ltd. | 2204 |
2 |
| Other owners | 52 |