Protected card
US4624875A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 25, 1984 |
| Grant date | Nov 25, 1986 |
| Priority date | — |
| Expiry date | Jun 25, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24876
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A card assembly comprising a backing sheet, a first transparent film bonded to the backing sheet along one side margin area portion through a first pressure sensitive adhesive coating, a transparent releasable film attached to the first transparent film along the remaining area portion, a cut line of a generally closed-loop configuration formed through the first transparent film and the releasable film to define a configuration corresponding to the circumference of a thin article to be interposed between the releasable sheet and the backing sheet, the configuration defining margin area portion on the releasable sheet being along the entire circumference thereof, and a second transparent film secured to the outer surface of the first transparent film along the entire surface thereof through an adhesive coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.