Canon Inc. has successfully removed multiple listings of third-party toner cartridges for use in laser printers across different e-commerce platforms in the first half of 2026.
During the current reporting period, as part of its business strategy, Canon identified the patents listed in the table below from its patent portfolio and requested the removal of listings from the following e-commerce platforms that were deemed to infringe those patents.
| -Commerce Platform | ||
| Patent Identification No. | Non-exhaustive list of countries/regions where patents are in force | |
| Amazon | U.S. Patent No. 12,321,128 U.S. Patent No. 12,242,222 |
U.S.A. |
| European Patent No. 4 350 447(*) European Patent No. 4 235 315 |
United Kingdom Germany France Italy The Netherlands Spain Sweden Poland Belgium |
|
| Coupang | Korean Patent No. 10-2172796 | Korea |
| T-mall | Chinese Invention Patent No. ZL200880003520.0 | China |
| JD.com | Chinese Invention Patent No. ZL200880003520.0 | China |
| Lazada | Singapore Patent Application No. 2009037326 (**) | Singapore |
(*) Not validated/enforced in Belgium and Sweden, (**) Granted on 13 April 2012
Consistent with its established practice, Canon remains committed to enforcing its patent rights against third-party toner cartridges that it determines, through detailed examination, infringe its patents.
