Granted Patent
Utility
US 6,124,831 · App. 09/358,993
Folded dual frequency band antennas for wireless communicators
Inventors:
Kim Rutkowski, Gerard James Hayes
Patented Case
View Patent ↗
Granted: Sep 26, 2000
Filed: Jul 22, 1999
Inventors
Kim Rutkowski
Gerard James Hayes
Assignee (at issue)
ERICSSON GMBH
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.