Granted Patent
Utility
US 6,802,029 · App. 10/437,880
Operating system and data protection
Inventors:
Andrew Shen, Hanxiang Sun, Zhang Jian
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: May 13, 2003
Inventors
Andrew Shen
Hanxiang Sun
Zhang Jian
Assignee (at issue)
Inasoft, 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.