Granted Patent
Utility
US 5,564,037 · App. 08/413,056
Real time data migration system and method employing sparse files
Inventor:
Wai Lam
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: Mar 29, 1995
Inventor
Wai Lam
Assignee (at issue)
Cheyenne Software International Sales Corp.
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.