Granted Patent
Utility
US 5,783,980 · App. 08/667,903
Ceramic filter with notch configuration
Inventors:
Raymond G. Blair, Patrick Lopez
Patented Case
View Patent ↗
Granted: Jul 21, 1998
Filed: Jun 20, 1996
Inventors
Raymond G. Blair
Patrick Lopez
Assignee (at issue)
Motorola, Inc.
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.