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IBM/Lexmark Optra and similar; Epson EPL, NEC Silentwriter; Xerox and Sharp; Samsung and Lexmark Optra E; Brother; Kits are available to refill the 4 toner cartridges used by colour printers (cyan, magenta, yellow and black), or to fill a single cartridge. Kits include a reset chip where necessary. In all cases a toner that is at least ...
Printer tracking dots, also known as printer steganography, DocuColor tracking dots, yellow dots, secret dots, or a machine identification code (MIC), is a digital watermark which many color laser printers and photocopiers produce on every printed page that identifies the specific device that was used to print the document.
Lexmark is a large manufacturer of laser and inkjet printers, [4] and Static Control Components (SCC) is a company that makes "a wide range of technology products, including microchips that it sells to third-party companies for use in remanufactured toner cartridges."
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The decision holds that Lexmark can enforce the "single use only" policy written on the side of Lexmark printer cartridge boxes sold to large customers at a discount, with the understanding that the customers will return the cartridges to Lexmark after using them (so that the cartridges would not be diverted, refilled, and then resold), or else ...
Laser printing is an electrostatic digital printing process. It produces high-quality text and graphics (and moderate-quality photographs) by repeatedly passing a laser beam back and forth over a negatively charged cylinder called a "drum" to define a differentially charged image. [1]
Impression Products, Inc. v. Lexmark International, Inc., 581 U.S. ___ (2017), is a decision of the Supreme Court of the United States on the exhaustion doctrine in patent law in which the Court held that after the sale of a patented item, the patent holder cannot sue for patent infringement relating to further use of that item, even when in violation of a contract with a customer or imported ...