Granted Patent
Utility
US 5,446,729 · App. 08/146,716
Compact, low-intermodulation multiplexer employing interdigital filters
Inventor:
Douglas Jachowski
Patented Case
View Patent ↗
Granted: Aug 29, 1995
Filed: Nov 1, 1993
Inventor
Douglas Jachowski
Assignee (at issue)
Allen Telecom LLC
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.