Granted Patent
Utility
US 5,652,041 · App. 08/571,026
Nonwoven composite material and method for making same
Inventors:
Gernot K. Buerger, Ralph Krueger, Rocky Noell, Wolfgang Pfeiffer
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: Dec 12, 1995
Inventors
Gernot K. Buerger
Ralph Krueger
Rocky Noell
Wolfgang Pfeiffer
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.