Granted Patent
Utility
US 6,552,693 · App. 09/450,850
Antenna
Inventor:
Oliver Paul Leisten
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Nov 29, 1999
Inventor
Oliver Paul Leisten
Assignee (at issue)
Sarantel Limited
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.