Patent assignee · US · COMPANY

Nu-kote International, Inc.

58Patents
3Active
58Granted
35Portfolio score

Filing activity: Feb 24, 1989 → Dec 4, 2006 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5515663A Method of refilling ink-jet printer cartridges Performing Operations; Transporting 27 Expired
US6767396B2 Process for the preparation of aqueous magnetic ink character recognition ink-jet ink compositions Chemistry; Metallurgy 22 Expired
US5398849A Cartridge with slide mechanism for dispensing toner Emerging Cross-Sectional Technologies 19 Expired
USD390596S Base portion for ink refill tank General 19 Expired
US5531055A Refill assembly and system for ink-jet printer cartridges Performing Operations; Transporting 18 Expired
USD523899S1 Ink supply bag General 14 Expired
US6763215B1 Toner cartridge or cassette open/closure apparatus Emerging Cross-Sectional Technologies 13 Expired
US6325499A Ink cartridge for a printer Performing Operations; Transporting 13 Expired
US7066587B2 Partition structures for the interior of an ink container Performing Operations; Transporting 12 Expired
US6623193B1 One piece clutch mechanism with drive gear Performing Operations; Transporting 12 Expired
US6044238A Replacement seal assembly for a toner cartridge Physics 11 Expired
US6923530B2 Fused filter screen for use in ink jet cartridge and method of assembling same Performing Operations; Transporting 10 Expired
US6832832B2 Dye sublimation ink-jet ink and dye sublimation transfer process using the same Chemistry; Metallurgy 9 Expired
US6746527B1 Aqueous magnetic ink character recognition ink-jet ink composition containing a combination of special surfactants Chemistry; Metallurgy 9 Expired
US6714228B1 Ink ribbon cartridge with C-shaped sideplates Performing Operations; Transporting 8 Expired
US7488059B1 Enclosure for ink reservoir bag Performing Operations; Transporting 7 Expired
US6079084A Method and apparatus for removing and replacing a wiper blade assembly and a corona grid in a toner cartridge Emerging Cross-Sectional Technologies 7 Expired
US6682183B2 Seal member for ink jet cartridge Performing Operations; Transporting 7 Expired
US7125448B2 Non-aqueous ink jet ink for imaging a lithographic printing plate Chemistry; Metallurgy 6 Expired
US6659664B1 Ink ribbon cartridge with expandable sideplates Performing Operations; Transporting 5 Expired
US5041331A Ribbon for non-impact printing of magnetic ink Emerging Cross-Sectional Technologies 5 Expired
US7527366B2 Seal member for ink jet container Performing Operations; Transporting 5 Expired
USD359304S Toner cartridge General 5 Expired
US6726759B2 Aqueous magnetic ink character recognition ink-jet ink composition Chemistry; Metallurgy 5 Expired
USD382585S Ink refill tank General 4 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.