Granted Patent
Utility
US 6,493,134 · App. 09/772,788
Surgical microscope
Inventor:
Juergen Pensel
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: Jan 30, 2001
Inventor
Juergen Pensel
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.