Patent ID: 9494909
Filing Date: 2016-11-15
CPC Classification: G03G

Claim Text:
1. A printing apparatus comprising: a feeder feeding print media; a photoreceptor positioned relative to said feeder to receive said print media from said feeder; cartridge connections positioned within said printing apparatus; a retrofit cartridge connected to said cartridge connections, an original supply of marking material being maintained within a portion of said retrofit cartridge, said retrofit cartridge being positioned relative to said photoreceptor to supply said marking material from said original supply of marking material within said retrofit cartridge to said photoreceptor, said photoreceptor transferring said marking material to said print media during printing activities; a receptacle connected to said retrofit cartridge; and a storage container in said receptacle, said retrofit cartridge and said receptacle comprising a retrofit structure that replaces an existing cartridge having marking material consumed by said printing activities, said existing cartridge lacking said receptacle, said existing cartridge and said retrofit cartridge having matching connections to connect to said cartridge connections, said storage container containing only said marking material, said storage container being smaller than said portion of said retrofit cartridge, said storage container refilling said original supply of said marking material within said retrofit cartridge through said receptacle, said storage container being removable from said receptacle after refilling said retrofit cartridge, allowing said retrofit cartridge to supply said marking material from said original supply of marking material within said retrofit cartridge to said photoreceptor, and said storage container being a physically separate component from said retrofit cartridge.