Granted Patent
Utility
US 5,083,310 · App. 07/436,547
Compression and expansion technique for digital audio data
Inventor:
Eatamar Drory
Patented Case
View Patent ↗
Granted: Jan 21, 1992
Filed: Nov 14, 1989
Inventor
Eatamar Drory
Assignee (at issue)
Apple Computer 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.