Granted Patent
Utility
US 5,393,379 · App. 08/052,296
Wet laid fiberous thermoplastic material and aqueous dispersion for producing same
Inventor:
Luciano M. Parrinello
Patented Case
View Patent ↗
Granted: Feb 28, 1995
Filed: Apr 22, 1993
Inventor
Luciano M. Parrinello
Assignee (at issue)
PPG 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.