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Robinson et al v. HP Inc.

Track this case

Case Number:

1:24-cv-00164

Court:

Illinois Northern

Nature of Suit:

Multi Party Litigation:

Class Action

Judge:

Honorable Martha M. Pacold

Firms

Companies

HP Inc.

Sectors & Industries:

Technology
- Diversified Computer Systems

January 20, 2026
HP Wants Antitrust Suit Over Third-Party Ink Tossed For Good

HP has urged an Illinois federal judge to permanently toss customers' amended lawsuit accusing the printer-maker of illegally blocking third-party ink cartridge use through a firmware update, arguing the "few" changes in their latest complaint still do not outline a plausible antitrust case.
October 01, 2025
HP Ditches Antitrust Suit Over Third-Party Ink, For Now

HP customers accusing the printer maker of illegally using a firmware update to block them from using third-party ink cartridges in their machines have not outlined a viable antitrust claim to pursue, but they can try again, an Illinois federal judge has ruled.
January 23, 2025
HP Says Ill. Ink Antitrust Claims Fall 'Woefully Short'

HP urged an Illinois federal judge on Thursday to toss out customers' lawsuit accusing it of anticompetitively blocking them from using third-party ink cartridges in their machines, arguing that they haven't come close to showing how it tied customers' printer purchases to the alleged restriction.
August 13, 2024
HP Inks Deal To End Claims Printer Update Locked Out Rivals

HP Inc. and a certified class of consumers told a California magistrate judge Monday that they have reached a settlement in principle to resolve a class action alleging the printer maker illegally forced customers to purchase overpriced HP-branded ink and toner supply cartridges by making alternative products incompatible with their printers.
April 09, 2024
Printer Buyers Defend HP Ink Cartridge Antitrust Claims

HP printer buyers told an Illinois federal court they've done enough to show that HP monopolized the market for replacement ink cartridges by alleging the company used firmware updates to lock them into purchasing HP ink cartridges.
March 13, 2024
HP Says It's Upfront About Blocking Ink Cartridges

HP has urged an Illinois federal judge to throw out consumers' claims that it has a monopoly over the replacement-ink cartridge market and used software updates to block consumers from using cheaper rival cartridges in HP printers, saying it "goes to great lengths" to disclose that its printers are intended to work only with cartridges that have an HP security chip.
January 08, 2024
HP Accused Of Using Software To Create Printer-Ink Monopoly

A group of consumers has hit HP Inc. with a proposed antitrust class action in Illinois federal court, alleging the printer maker has a monopoly over the replacement-ink cartridge market and used software updates to block consumers from using cheaper rival cartridges in HP printers.