Granted Patent
Utility
US 6,319,403 · App. 09/338,371
Effluent filter for septic tanks and other on-site waste disposal systems
Inventor:
Theodore W. Meyers
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Jun 23, 1999
Inventor
Theodore W. Meyers
Assignee (at issue)
TUF-TITE, 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.