Posts tagged: Korea

Korean Trade Commission Acquits Companies in Canon Supply Patent Cases

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 Nov 15, 2011

Two news services reported that South Korea’s state trade commission acquitted local laser printer parts companies of violating patent rights claimed by Canon Inc. regarding gears for photoconductor drums used in toner cartridges. The decision was reached after a review of claims made by all companies involved, as well as onsite inspections and technical evaluations by independent experts, according to the Korea Trade Commission (KTC). Canon had hoped that the KTC would stop the companies from manufacturing and exporting the drums which Canon considered to infringe for aftermarket use. Read more »

Canon Continues Legal Attack to Protect Supplies Around the World

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 Jul 15, 2010

The past few months have been pretty busy for Canon as they seek to protect their supplies in a big way. In May 2010, Canon filed several complaints with the Korean Trade Commission regarding its photosensitive drums used in printing equipment. Separately, at the end of June, Canon filed a complaint with the USITC (United States International Trade Commission) and a concurrent, separate lawsuit in district court regarding two patents covering the printer’s drive motor connection with the OPC drum in the toner cartridge. (See separate blog, Canon Sues Ninestar and Others Over Toner Patents,” from June 30, 2010 ) For some time, many industry watchers were wondering if there was going to be any action regarding the increased activity in new build, compatible toner cartridges especially for HP/Canon laser printers. While there has been significant activity in inkjet, it has been very quiet on the toner side. Read more »

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