Granted Patent
Utility
US 5,158,821 · App. 07/555,082
Formable textile sheet material and network materials produced therefrom
Inventors:
Elke Gebauer, Karlheinz Blaschke, Hermann Mildenberger
Patented Case
View Patent ↗
Granted: Oct 27, 1992
Filed: Jul 19, 1990
Inventors
Elke Gebauer
Karlheinz Blaschke
Hermann Mildenberger
Assignee (at issue)
Hoechst GmbH
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.