Granted Patent
Utility
US 5,446,288 · App. 08/143,417
Integrated substance detection instrument
Inventor:
Tumay Tumer
Patented Case
View Patent ↗
Granted: Aug 29, 1995
Filed: Oct 25, 1993
Inventor
Tumay Tumer
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.