Granted Patent
Utility
US 5,572,375 · App. 08/152,861
Method and apparatus for manipulating, projecting and displaying light in a volumetric format
Inventor:
Allen F. Crabtree, IV
Patented Case
View Patent ↗
Granted: Nov 5, 1996
Filed: Nov 15, 1993
Inventor
Allen F. Crabtree, IV
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.