Granted Patent
Utility
US 5,277,967 · App. 07/979,381
Multilayer fabrics
Inventors:
Wilhelm Zehle, Hippolit Gstrein
Patented Case
View Patent ↗
Granted: Jan 11, 1994
Filed: Nov 19, 1992
Inventors
Wilhelm Zehle
Hippolit Gstrein
Assignee (at issue)
Huyck Licensco 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.