Granted Patent
Utility
US 6,128,087 · App. 09/074,843
System for evaluating thin film coatings
Inventors:
William A. Meredith, Jr., Charles C. Gammans, Kelly R. Clayton, Erik J. Bjornard, Kim D. Powers
Patented Case
View Patent ↗
Granted: Oct 3, 2000
Filed: May 8, 1998
Inventors
William A. Meredith, Jr.
Charles C. Gammans
Kelly R. Clayton
Erik J. Bjornard
Kim D. Powers
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.