TOKYO, November 25, 2020—Canon announced today that it filed Report Infringement Forms with Amazon.de based on the alleged use of claims 1 of the German portion of Canon's European Patent EP 2 137 577 ("EP '577") regarding certain models of toner cartridges CE310A, CE311A, CE312A and CE313A offered by MWT Mehrwegtoner UG under the following ASIN (Amazon Standard Identification Number): B07D3T97QX.
Afterwards, Amazon took down the respective products. These products are compatible with the respective OEM HP cartridge models and provide inter alia a non-OEM housing, a non-OEM developing roller, as well as a non-OEM coupling member comprising a rotating force receiving portion and a rotating force transmitting portion according to claim 1 of EP '577.
Filing a Report Infringement Form with Amazon is a service offered by Amazon and doesn't comprise any official finding of validity or infringement of a patent. The decision to take down a product is in the discretion of Amazon and is based on information provided by Canon. Amazon informed the vendor about the takedown and the vendor may object to it.