Granted Patent
Utility
US 5,901,739 · App. 08/756,550
Cover assembly with integral securing apparatus for covering undersink piping
Inventor:
John A. Helmsderfer
Patented Case
View Patent ↗
Granted: May 11, 1999
Filed: Nov 26, 1996
Inventor
John A. Helmsderfer
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.