Canon seeks Amazon removal of toner cartridge listings over alleged infringement of US patent 12,242,222

• Canon notified Amazon that certain toner cartridges sold on Amazon.com infringed its U.S. Patent No. 12,242,222.
• The complaint targeted listings tied to specific third-party sellers, including RitoTech brand cartridges offered by Ritotech supplies.
• Those product offerings were no longer available on Amazon.com at the time of the announcement.
• Canon signaled continued enforcement of its patent portfolio against toner cartridge designs it believes infringe its intellectual property.

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