Hewlett-Packard on Thursday accused a national cartridge reseller of refilling used printer cartridges with ink that relies on a formula for an HP-patented ink brand. In its letter to Cartridge World, ...

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 ...

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 ...

You’ve undoubtedly heard or seen advertisements for businesses that promise to save you money on printer ink cartridges -- one problem, though, according to HP: Refilling doesn't work. Share on ...

Is ink cartridge refilling worth the hassle and risk? As PCWorld’s Serial Refiller, I’ve been buying and using a variety of third-party inkjet cartridges and refill kits. So far none has matched the ...

We recently spoke with Mr. Raj Kumar Rishi, Director – Inkjet & Web Solutions and Consumer Business, Hewlett-Packard India, about the latest printing trends in consumer segment, and were not only ...

A refilled HP ink cartridge has been demonstrated using a man-in-the-middle attack to bypass HP’s strict printer ink digital rights management (DRM), which prevents consumers from using generic ...

Although HP ink cartridges are intended for one-time use, you can purchase refill kits fairly cheaply which enable you to get extra life out of your existing cartridges and save your company money.

Hewlett-Packard, much of whose profit comes from printer supplies, has sued two companies that sell refilled ink cartridges, but it stopped short of trying to block the refill business altogether. On ...