Granted Patent
Utility
US 6,750,791 · App. 10/361,805
Method and device for text data compression
Inventor:
Zhigang Liu
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Feb 7, 2003
Inventor
Zhigang Liu
Assignee (at issue)
Nokia
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.