- 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: 606
10-year publication summary
|
24
|
49
|
52
|
66
|
85
|
61
|
66
|
44
|
41
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novaliq GmbH | 172 |
23 |
| Santen Pharmaceutical Co., Ltd. | 591 |
20 |
| Senju Pharmaceutical Co., Ltd. | 221 |
19 |
| The Regents of the University of California | 20556 |
18 |
| Rohto Pharmaceutical Co., Ltd. | 409 |
16 |
| Alcon, Inc. | 5710 |
10 |
| Lion Corporation | 735 |
9 |
| Johnson & Johnson Surgical Vision, Inc. | 939 |
9 |
| Bausch + Lomb Ireland Limited | 732 |
9 |
| Mochida Pharmaceutical Co., Ltd. | 341 |
8 |
| Allergan, Inc. | 2208 |
7 |
| Bausch & Lomb Incorporated | 1084 |
7 |
| Aldeyra Therapeutics, Inc. | 102 |
6 |
| Keio University | 1120 |
6 |
| The Schepens Eye Research Institute, Inc. | 219 |
6 |
| i.com medical GmbH | 29 |
6 |
| PS Therapy, Inc. | 15 |
6 |
| Alcon Research, Ltd. | 345 |
5 |
| Seikagaku Corporation | 170 |
5 |
| Sight Sciences, Inc. | 130 |
5 |
| Other owners | 406 |