Granted Patent
Utility
US 4,923,742 · App. 07/258,280
Elastomeric polyether block amide nonwoven web
Inventors:
Thomas Michael Killian, Tony J. Wisneski
Patented Case
View Patent ↗
Granted: May 8, 1990
Filed: Oct 14, 1988
Inventors
Thomas Michael Killian
Tony J. Wisneski
Assignee (at issue)
Kimberly-Clark 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.