IP Library Granted Patent US 6,721,064
Granted Patent Utility
US 6,721,064 · App. 09/512,582

Two-domain chroma boost method for color printing

Inventors: Xuan-Chao Huang, Brant Dennis Nystrom, Richard Lee Reel
Patented Case View Patent ↗
Granted: Apr 13, 2004 Filed: Feb 24, 2000
Inventors
Xuan-Chao Huang
Brant Dennis Nystrom
Richard Lee Reel
Assignee (at issue)
Lexmark International, Inc.

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,721,064
App. No.
09/512,582
Filed
2000-02-24
Granted
2004-04-13
Kind
B1