Granted Patent
Utility
US 6,250,845 · App. 09/326,408
Erosion control apparatus
Inventors:
Gary Deaton, Brian Baumgartner, Frank Baker, Jr.
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Jun 4, 1999
Inventors
Gary Deaton
Brian Baumgartner
Frank Baker, Jr.
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.