Granted Patent
Utility
US 6,730,205 · App. 10/038,017
Method for removing contaminants from conduits and fluid columns
Inventor:
Herbert W. Holland
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: Jan 3, 2002
Inventor
Herbert W. Holland
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.