Granted Patent
Utility
US 5,146,221 · App. 07/619,291
Data compression apparatus and method
Inventors:
Douglas L. Whiting, Glen A. George, Glen E. Ivey
Patented Case
View Patent ↗
Granted: Sep 8, 1992
Filed: Nov 27, 1990
Inventors
Douglas L. Whiting
Glen A. George
Glen E. Ivey
Assignee (at issue)
Stac, 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.