Granted Patent
Utility
US 5,671,288 · App. 08/455,182
Method and apparatus for assessing slide and specimen preparation quality
Inventors:
Paul S. Wilhelm, Shih-Jong J. Lee
Patented Case
View Patent ↗
Granted: Sep 23, 1997
Filed: May 31, 1995
Inventors
Paul S. Wilhelm
Shih-Jong J. Lee
Assignee (at issue)
Neopath, 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.