Astigmatism correcting contact lenses having smooth edges, spheric and/or aspheric geometrical design
US12339527B2 · kind B2 · utility
0Cited by
4References
96Claims
0Family size
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Key dates
| Filing date | Oct 7, 2024 |
| Grant date | Jun 24, 2025 |
| Priority date | — |
| Expiry date | Oct 7, 2044 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C2202/06
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention provides an axisymmetric soft contact lens having aspheric and/or spheric geometrical design for use in correcting an ocular refractive error of an eye.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.