Granted Patent
Utility
US 6,520,265 · App. 10/035,539
Double-blade deflector for side wall sprinkler
Inventor:
Thomas E. Winebrenner
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: Oct 23, 2001
Inventor
Thomas E. Winebrenner
Assignee (at issue)
Viking Group, Inc.
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.