Granted Patent
Utility
US 5,828,449 · App. 08/898,844
Ring illumination reflective elements on a generally planar surface
Inventors:
Steven J. King, Jonathan Edmund Ludlow, George Schurr
Patented Case
View Patent ↗
Granted: Oct 27, 1998
Filed: Jul 25, 1997
Inventors
Steven J. King
Jonathan Edmund Ludlow
George Schurr
Assignee (at issue)
Acuity Imaging, 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.