Ink jet printer having ink use information stored in a memory mounted on a replaceable printer ink cartridge
US6000773A · kind A · utility
189Cited by
18References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 6, 1997 |
| Grant date | Dec 14, 1999 |
| Priority date | — |
| Expiry date | Mar 6, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/17569
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink jet printer cartridge includes a memory storage element mounted on a side surface thereof. The memory storage element stores information about ink expelled from the cartridge. The information is routed from the memory storage element to an external device, and the user may be warned when cartridge replacement is advisable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.