Method and kit to restore the appearance of a damaged lens
US5569346A · kind A · utility
6Cited by
10References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 1, 1994 |
| Grant date | Oct 29, 1996 |
| Priority date | — |
| Expiry date | Nov 1, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/20
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method and kit for restoring the appearance of a damaged area of a patterned lens. In the method a clear thermoplastic patch is fitted to overlap the damaged area, a patterned plastic sheet is adhered to the clear plastic patch to form a patterned patch, and the patterned patch is bonded to the lens while covering the damaged area. The kit comprises a translucent thermoplastic patch, a patterned plastic sheet, and a bonding agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.