Thermal printing a two-color sales receipt
US6739773B2 · kind B2 · utility
9Cited by
4References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 26, 2000 |
| Grant date | May 25, 2004 |
| Priority date | — |
| Expiry date | Jul 22, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07G5/00
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Methods of enhancing the appearance of, and safeguarding, sales receipts. The methods provide sales receipts with watermarks, strike-throughs, and circles-about-an-item. These added functions can be accomplished in real time. Some of them can be printed in distinguishing colors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.