Granted Patent
Utility
US 6,678,090 · App. 09/949,627
Microscope
Inventor:
Roger Spink
Patented Case
View Patent ↗
Granted: Jan 13, 2004
Filed: Sep 12, 2001
Inventor
Roger Spink
Assignee (at issue)
LEICA MICROSYSTEMS NC, 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.