Punctal plugs
US8439865B2 · kind B2 · utility
14Cited by
10References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2010 |
| Grant date | May 14, 2013 |
| Priority date | — |
| Expiry date | Mar 29, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F9/0017
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Punctal plugs for delivering therapeutic agents to the eye have a body with a portion into which the therapeutic agent is loaded and a conical anchor portion at an end of the plug.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.