Granted Patent
Utility
US 6,738,611 · App. 09/508,200
Image rejection sub-harmonic frequency converter realized in microstrip, particularly adapted to be use in mobile communication equipments
Inventor:
Marco Politi
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Apr 25, 2000
Inventor
Marco Politi
Assignee (at issue)
Siemens Mobile Communications S.p.A.
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.