Granted Patent
Utility
US 6,082,879 · App. 09/274,343
Combination light fixture/HVAC duct/advertising card holder for mass transit vehicles
Inventor:
Herman Myburgh
Patented Case
View Patent ↗
Granted: Jul 4, 2000
Filed: Mar 23, 1999
Inventor
Herman Myburgh
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.