Granted Patent
Utility
US 5,552,020 · App. 08/505,839
Tissue products containing softeners and silicone glycol
Inventors:
Michael J. Smith, Wen Zyo Schroeder, Gary Lee Shanklin
Patented Case
View Patent ↗
Granted: Sep 3, 1996
Filed: Jul 21, 1995
Inventors
Michael J. Smith
Wen Zyo Schroeder
Gary Lee Shanklin
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.