Granted Patent
Utility
US 5,409,626 · App. 08/069,074
Methods and compositions for short term residual dust suppression
Inventor:
Steven A. Muth
Patented Case
View Patent ↗
Granted: Apr 25, 1995
Filed: May 28, 1993
Inventor
Steven A. Muth
Assignee (at issue)
Benetech, 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.