Granted Patent
Utility
US 6,556,965 · App. 09/275,173
Wired and cordless telephone systems with extended frequency range
Inventors:
David Borland, Paul R. Teich
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Mar 24, 1999
Inventors
David Borland
Paul R. Teich
Assignee (at issue)
Legerity, 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.