Granted Patent
Utility
US 5,889,858 · App. 08/675,111
Standby high voltage analog line feed
Inventors:
Edward Peter Gancarcik, Chuk Seto
Patented Case
View Patent ↗
Granted: Mar 30, 1999
Filed: Jul 3, 1996
Inventors
Edward Peter Gancarcik
Chuk Seto
Assignee (at issue)
Mitel 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.