- All sections
- A - Human necessities
- A61P - Specific therapeutic activity of chemical compounds or medicinal preparations
- A61P 27/04 - Artificial tearsIrrigation solutions
Patent holdings for IPC class A61P 27/04
Total number of patents in this class: 594
10-year publication summary
|
11
|
17
|
44
|
48
|
56
|
77
|
54
|
59
|
41
|
39
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novaliq GmbH | 171 |
22 |
| Santen Pharmaceutical Co., Ltd. | 598 |
20 |
| Senju Pharmaceutical Co., Ltd. | 228 |
17 |
| The Regents of the University of California | 20303 |
16 |
| Rohto Pharmaceutical Co., Ltd. | 388 |
16 |
| Johnson & Johnson Surgical Vision, Inc. | 936 |
10 |
| Lion Corporation | 743 |
9 |
| Alcon, Inc. | 5535 |
8 |
| Bausch + Lomb Ireland Limited | 720 |
8 |
| Allergan, Inc. | 2313 |
7 |
| Bausch & Lomb Incorporated | 1100 |
7 |
| Mochida Pharmaceutical Co., Ltd. | 340 |
7 |
| Aldeyra Therapeutics, Inc. | 106 |
6 |
| Keio University | 1111 |
6 |
| The Schepens Eye Research Institute, Inc. | 225 |
6 |
| i.com medical GmbH | 27 |
6 |
| PS Therapy, Inc. | 14 |
6 |
| Alcon Research, Ltd. | 350 |
5 |
| Japan Tobacco Inc. | 3558 |
5 |
| Seikagaku Corporation | 182 |
5 |
| Other owners | 402 |