Granted Patent
Utility
US 4,288,264 · App. 06/096,436
Detector construction
Inventor:
Promod Haque
Patented Case
View Patent ↗
Granted: Sep 8, 1981
Filed: Nov 21, 1979
Inventor
Promod Haque
Assignee (at issue)
EMI, LLC
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.