System and method for detecting potential counterfeiting of print cartridges
US7580144B2 · kind B2 · utility
5Cited by
10References
33Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 22, 2004 |
| Grant date | Aug 25, 2009 |
| Priority date | — |
| Expiry date | Jun 23, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17543
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method for detecting potential counterfeiting of print cartridges includes transmitting a message regarding date information stored on a print cartridge installed in a printing device, the message being transmitted to a monitoring server.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.