Luminescent facing marks for enhanced postal indicia discrimination
US5554842A · kind A · utility
112Cited by
16References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1994 |
| Grant date | Sep 10, 1996 |
| Priority date | — |
| Expiry date | Dec 22, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S209/90
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A postal indicia is disclosed that contains markings thereon which may be used to distinguish between availability or non availability of additional security and sorting information. The foregoing will make the handling of the mail faster and more efficient. The ink that is used to print portions of the indicia is fluorescent for conventional indicia printing and fluorescent and phosphorescent for value added bit map generated printing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.