Granted Patent
Utility
US 5,800,758 · App. 08/932,817
Process for making microporous films with improved properties
Inventors:
Vasily A. Topolkaraev, Fu-Jya Tsai
Patented Case
View Patent ↗
Granted: Sep 1, 1998
Filed: Sep 16, 1997
Inventors
Vasily A. Topolkaraev
Fu-Jya Tsai
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.