Granted Patent
Utility
US 5,772,311 · App. 08/559,616
Overhead animated light display
Inventors:
John Williams, Dennis R. Harrison, James Blake Gover
Patented Case
View Patent ↗
Granted: Jun 30, 1998
Filed: Nov 20, 1995
Inventors
John Williams
Dennis R. Harrison
James Blake Gover
Assignee (at issue)
Young Electric Sign Company
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.