Granted Patent
Utility
US 5,624,599 · App. 08/541,994
Liquid hardeners for soil grouting formulations
Inventors:
Joel Gummeson, Alexandra Torres
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Oct 10, 1995
Inventors
Joel Gummeson
Alexandra Torres
Assignee (at issue)
Monsanto Company
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.