Granted Patent
Utility
US 6,036,111 · App. 09/291,317
Sprayer for liquids and nozzle insert
Inventor:
Robert H. Abplanalp
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Apr 14, 1999
Inventor
Robert H. Abplanalp
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.