Granted Patent
Utility
US 6,776,952 · App. 10/058,878
Method and apparatus for making flexible sheet products for absorbing liquids
Inventor:
David W. Smith
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Jan 28, 2002
Inventor
David W. Smith
Assignee (at issue)
Spill Tech Industries, 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.