Granted Patent
Utility
US 4,374,678 · App. 06/269,292
Process for forming HgCoTe alloys selectively by IR illumination
Inventor:
Carlos Castro
Patented Case
View Patent ↗
Granted: Feb 22, 1983
Filed: Jun 1, 1981
Inventor
Carlos Castro
Assignee (at issue)
Texas Instruments Incorporated
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.