Granted Patent
Utility
US 5,566,239 · App. 08/255,176
Floating digital loop carrier telephone interface
Inventors:
Frank X. Garcia, Van Hung NGUYEN
Patented Case
View Patent ↗
Granted: Oct 15, 1996
Filed: Jun 7, 1994
Inventors
Frank X. Garcia
Van Hung NGUYEN
Assignee (at issue)
Teltrend, 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.