Granted Patent
Utility
US 6,049,258 · App. 09/075,373
Isolation and signal filter transformer
Inventors:
Marwan A. Fawal, Anthony L. Pan, Eric R. Davis, Richard S. Reid
Patented Case
View Patent ↗
Granted: Apr 11, 2000
Filed: May 11, 1998
Inventors
Marwan A. Fawal
Anthony L. Pan
Eric R. Davis
Richard S. Reid
Assignee (at issue)
3Com 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.