July 15, 2021
Canon Inc.

Canon requests removal of toner cartridge offered by AZ Supplies from

TOKYO, July 15, 2021—Canon Inc. today announced the filing of an infringement report with* seeking the removal of listings for certain toner cartridges sold by AZ Supplies for use in HP laser beam printers.

Canon's infringement report alleged that certain model CB540A, CB541A, CB542A and CB543A toner cartridges sold by AZ Supplies via infringed Canon's U.S. Patent No. 8,588,646. Canon requested that Amazon remove AZ Supplies' listings for those products, namely, AZ Supplies' listings with Amazon Standard Identification Numbers ("ASINs") B07ZTXDMVR and B07ZTX9TN6.

At the time of this announcement, the above-identified AZ Supplies' listings were no longer available on

Throughout the development, sales and marketing process, Canon respects the intellectual property of other companies and individuals and expects others to similarly respect Canon's intellectual property rights.

Due to the large volume of listings being removed from Amazon, Canon will no longer be reporting them weekly. Canon remains committed to filing infringement reports with Amazon, and will continue announcing summaries of its reporting activities quarterly.

  • *Filing an infringement report with Amazon is a service offered by Amazon and does not encompass any official finding of validity or infringement of a patent.