Hewlett-Packard sues two companies that sell refilled ink cartridges, but it stops short of trying to block the refill business altogether. Stephen Shankland worked at CNET from 1998 to 2024 and wrote ...

Hewlett-Packard last year filed patents for an ink cartridge-refilling machine, even though its disposable ink cartridge business ranks among its most lucrative. The U.S.-based firm has no refilling ...

We work in the privacy of a garage or bathroom. Our tools are simple but effective. Serial refillers buy bulk ink and pump it into the same cartridge, over and over again. We wouldn’t dream of buying ...

Hewlett-Packard settled its patent lawsuit with a Kansas City company that refills used inkjet cartridges and resells them to business retail outlets. InkCycle said it has paid HP an undisclosed sum ...