Canon requests removal of toner cartridges from, including LEMERO UEXPECT brand cartridges sold by Color Office Tech, that it says infringe its patent

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TOKYO , July 19, 2023 (press release) –

Canon Inc. today announced the filing of infringement reports with seeking the removal of listings for certain toner cartridges.

Canon's infringement reports identified the product offerings shown in the table below and alleged that cartridges sold under these offerings infringe Canon's U.S. Pat. No. 11,314,199. Canon requested that Amazon remove theses product offerings from

Country Model Brand Identified on ASIN Seller ASIN*
CMYBabee TonerStore B07Y58ZCTH
LxTek Speedy Retail US B081CW8ZGP
INFITONER Fabulous ink B0BJ64KY95
MM MUCH & MORE Florid Image Co Ltd B07W5L3ZQJ
HaloFox HaloFox US B08X2PHNZM
GPC Image Flex Yeahboo B09ZTNQ3BX
LD Products LD Products B077JLPN51
CF230A Amstech manifold rp B0B7RGWVD8
Mooho ZK Toner Direct B09WXGR5GN
greencycle Quicktoner B07RFL67CB
Skydo XuCai ShangWu-US B0BGXR9G37
CF230X Toner Kingdom Liangprint B08F1ZB4QN
Cool Toner Easily Color B09Q3878RZ
LD Products LD Products B077JDNQG7
  • *Amazon Standard Identification Number

At the time of this announcement, the product offerings listed above were no longer available on

Canon engages in extensive research and development so that it can deliver innovative and valuable products to customers all over the world. Through its research and development efforts, Canon has obtained a large and robust portfolio of patents. In order to protect its many innovations, Canon enforces its patents against various toner cartridge designs that Canon believes infringe its patent rights.

While Canon had previously filed infringement reports with based on Canon's U.S. Patent No. 8,688,008 against compatible cartridges having the same relevant structure as genuine HP toner cartridge models CF217, and CF230, these latest reports were based on Canon's U.S. Pat. No. 11,314,199, which covers alternative designs.

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. Canon remains committed to pursuing legal enforcement against those who do not respect Canon's intellectual property.

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