Granted Patent
Utility
US 5,338,394 · App. 07/877,456
Method for etching indium based III-V compound semiconductors
Inventors:
Mohammed A. Fathimulla, Thomas C. Loughran
Patented Case
View Patent ↗
Granted: Aug 16, 1994
Filed: May 1, 1992
Inventors
Mohammed A. Fathimulla
Thomas C. Loughran
Assignee (at issue)
AlliedSignal, 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.