Granted Patent
Utility
US 6,015,764 · App. 08/850,249
Microporous elastomeric film/nonwoven breathable laminate and method for making the same
Inventors:
Ann Louise McCormack, William Bela Haffner
Patented Case
View Patent ↗
Granted: Jan 18, 2000
Filed: May 2, 1997
Inventors
Ann Louise McCormack
William Bela Haffner
Assignee (at issue)
Kimberly-Clark Worldwide, 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.