Granted Patent
Utility
US 6,827,984 · App. 09/927,062
Process of using sodium silicate to create fire retardant products
Inventors:
Karen M. Slimak, Robert A. Slimak
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Aug 10, 2001
Inventors
Karen M. Slimak
Robert A. Slimak
Assignee (at issue)
Karen M. Slimak
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.