Hewlett-Packard Sues Makers Of Ink Cartridge Refills
On Friday, HP sued InkCycle in U.S. District Court for the Western District of Wisconsin, alleging that the company's ink violates three HP patents.
HP claimed the company infringed three patents: Nos. 5,165,968; 5,428,383 and 5,488,402. The first concerns fast-drying ink that works well on plain paper, and the second two concern methods for preventing color from bleeding.
The lawsuit seeks an order halting InkCycle from infringing the patents and...
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