Granted Patent
Utility
US 4,285,748 · App. 06/107,228
Selfbonded nonwoven fabrics
Inventors:
Hazael E. Booker, Barrie L. Davies, Alfred J. Hughes, Charles James Shimalla
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: Dec 26, 1979
Inventors
Hazael E. Booker
Barrie L. Davies
Alfred J. Hughes
Charles James Shimalla
Assignee (at issue)
Fiber 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.