Granted Patent
Utility
US 5,638,459 · App. 08/309,248
Method and apparatus for detecting a microscope slide coverslip
Inventors:
Mikel D. Rosenlof, Robert Schmidt, Shih-Jong J. Lee, Chih-Chau L. Kuan
Patented Case
View Patent ↗
Granted: Jun 10, 1997
Filed: Sep 20, 1994
Inventors
Mikel D. Rosenlof
Robert Schmidt
Shih-Jong J. Lee
Chih-Chau L. Kuan
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.