Granted Patent
Utility
US 4,556,896 · App. 06/412,928
Lead frame structure
Inventor:
Dennis Meddles
Patented Case
View Patent ↗
Granted: Dec 3, 1985
Filed: Aug 30, 1982
Inventor
Dennis Meddles
Assignee (at issue)
International Rectifier 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.