Granted Patent
Utility
US 6,723,578 · App. 10/157,039
Method for the sulphidation treatment of III-V compound semiconductor surfaces
Inventors:
Dominique Lorans, Bruno Canava, Arnaud Etcheberry, Michel Herlem, Jacky Vigneron
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: May 30, 2002
Inventors
Dominique Lorans
Bruno Canava
Arnaud Etcheberry
Michel Herlem
Jacky Vigneron
Assignee (at issue)
Sagem SA
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.