Granted Patent
Utility
US 6,705,049 · App. 10/094,163
Rain and storm water filtration systems
Inventors:
Steven E. Esmond, Larry Quinn, Robert K. Weir
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Mar 8, 2002
Inventors
Steven E. Esmond
Larry Quinn
Robert K. Weir
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.