Print-Rite Promotes IP-Safe Solution for Canon’s EP 1977289 Patent


Print-Rite wants to spread awareness that it has long offered what it says is a non-infringing, “IP-safe” solution for HP CB540A and HP CB542A toner cartridges, which are protected by Canon’s European Patent EP 1 977 289 (’289) family. The company also has a warning for resellers now that Canon has been asserting this patent in

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