Granted Patent
Utility
US 5,844,685 · App. 08/692,933
Reference laser beam sampling apparatus
Inventor:
Richard Gontin
Patented Case
View Patent ↗
Granted: Dec 1, 1998
Filed: Jul 30, 1996
Inventor
Richard Gontin
Assignee (at issue)
Bayer Aktiengesellschaft
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.