Granted Patent
Utility
US 4,646,325 · App. 06/723,264
Index decoder for digital modems
Inventors:
Edward S. Zuranski, Kenneth Martinez
Patented Case
View Patent ↗
Granted: Feb 24, 1987
Filed: Apr 15, 1985
Inventors
Edward S. Zuranski
Kenneth Martinez
Assignee (at issue)
PARADYNE CORPORATION
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.