Granted Patent
Utility
US 5,111,611 · App. 07/556,506
Christmas tree stand and irrigation device
Inventor:
Wilson Elder
Patented Case
View Patent ↗
Granted: May 12, 1992
Filed: Jul 24, 1990
Inventor
Wilson Elder
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.