Granted Patent
Utility
US 6,403,437 · App. 09/445,425
Method for making hyperfrequency transistor
Inventors:
Alain Chantre, Jean Du Port De Poncharra
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Dec 29, 1999
Inventors
Alain Chantre
Jean Du Port De Poncharra
Assignees (at issue)
Commissariat à l'Energie Atomique et aux Energies Alternatives
FRANCE TELECOM
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.