Granted Patent
Utility
US 5,281,798 · App. 07/813,864
Method and system for selective removal of material coating from a substrate using a flashlamp
Inventors:
Richard R. Hamm, John D. Hoogerwerf
Patented Case
View Patent ↗
Granted: Jan 25, 1994
Filed: Dec 24, 1991
Inventors
Richard R. Hamm
John D. Hoogerwerf
Assignee (at issue)
Maxwell Laboratories, 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.