Granted Patent
Utility
US 5,489,951 · App. 08/406,167
Projection apparatus for creating visible images
Inventor:
Jeffrey M. Hauser
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Mar 17, 1995
Inventor
Jeffrey M. Hauser
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.