Contact lens and packaging solution
US12282209B1 · kind B1 · utility
0Cited by
7References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 30, 2024 |
| Grant date | Apr 22, 2025 |
| Priority date | — |
| Expiry date | May 30, 2044 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/04
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An unworn sterile contact lens immersed in a packaging solution and sealed in a container is described as well as an ophthalmically-acceptable packaging solution for contact lenses is described that comprises a poly(2-alkyl-oxazoline) and an acrylates/C10-30 alkyl acrylate crosspolymer. The packaging solution has excellent lubricity, is optically clear, and has a high viscosity that facilitates increased carry over of the packaging solution when the contact lens is removed from its package.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.