Contact lens manufacture
US7346416B2 · kind B2 · utility
11Cited by
5References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2003 |
| Grant date | Mar 18, 2008 |
| Priority date | — |
| Expiry date | Dec 18, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29D11/0098
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method for tracking multiple SKUs of contact lenses in a manufacturing line comprising the steps of: a) molding a plurality of contact lenses, b) providing a plurality of carriers each having a carrier indicator, c) inspecting each contact lens to determine information relating to its prescription, d) transferring each lens to a carrier, e) reading the carrier indicator of the carrier of step d) and f) storing in machine-accessible memory the information associated with the carrier indicator of the carrier of step (e) and the information relating to the lens for step (c).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.